{"title":"Scooter Cylinder Heads \u0026 Valves","description":"\u003cp\u003eHeads, valves, cams, rockers, and other valvetrain components for 4-stroke scooter motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFind parts by scooter:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/honda-ruckus-parts\"\u003eHonda Ruckus Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/yamaha-zuma-parts\"\u003eYamaha Zuma Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/genuine-buddy-parts\"\u003eGenuine Buddy Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/niu-scooter-parts\"\u003eNIU Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/electric-scooter-parts\"\u003eElectric Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eExplore the full range of \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"vespa-oem-cylinder-head-gasket-et4-lx150","title":"Vespa OEM Cylinder Head Gasket ET4, LX150","description":"\u003ch2\u003eOEM Cylinder Head Gasket for Vespa ET4 and LX150\u003c\/h2\u003e\u003cp\u003eThis OEM Cylinder Head Gasket is made for the Vespa ET4 and LX150 scooters. As a genuine replacement seal, it creates a snug compression fit between the cylinder head and the engine block. It keeps combustion gases, oil, and coolant from escaping, which helps the engine perform as it should. It is one of the \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e you will need during top-end rebuilds or whenever the cylinder head has been taken off.\u003c\/p\u003e\u003ch3\u003ePurpose and Why It Matters\u003c\/h3\u003e\u003cp\u003eThis gasket protects the engine's overall integrity. It forms a dependable seal that stops leaks so the engine runs properly. If the seal fails, you could notice lower performance and possible engine damage.\u003c\/p\u003e\u003ch3\u003eSigns It Needs Replacing\u003c\/h3\u003e\u003cp\u003eReplace the cylinder head gasket during top-end engine work or when you notice oil or coolant leaking. Overheating or a drop in power can point to a failing gasket, and replacing it is needed to restore proper engine operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Sits between the cylinder head and engine block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vespa ET4 and LX150 scooters (OEM cylinder head gasket)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVespa ET4\u003c\/li\u003e\n\u003cli\u003eVespa LX150\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134346428473,"sku":"TT-14808","price":7.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vespa-oem-cylinder-head-gasket-et4-lx150-1.webp?v=1794342648"},{"product_id":"vespa-oem-valve-cover-gasket-sprint-lx150","title":"Vespa OEM Valve Cover Gasket Sprint, LX150","description":"\u003ch2\u003eValve Cover Gasket for Vespa Sprint and LX150\u003c\/h2\u003e\u003cp\u003eThis valve cover gasket is an authentic replacement built for Vespa Sprint and LX150 scooters. It creates a tight seal between the valve cover and the cylinder head, which helps stop oil from leaking out and keeps the engine's lubrication working as it should. Like many \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e supplied by the factory, it fits in the same spot as the original, so swapping it in during routine maintenance or a repair is straightforward.\u003c\/p\u003e\u003ch3\u003eBuilt to Original Factory Standards\u003c\/h3\u003e\u003cp\u003eMade to exact factory specifications, this gasket is designed to fit precisely, which lowers the chance of leaks. It works as a direct swap-in replacement, making it a good choice for anyone who wants to keep their Vespa's engine in original condition. The gasket is shaped to match the manufacturer's original equipment standards.\u003c\/p\u003e\u003ch3\u003eSigns It's Time for a New Valve Cover Gasket\u003c\/h3\u003e\u003cp\u003eA good time to replace the valve cover gasket is whenever the valve cover is taken off or when you are working on the top end of the engine. Checking it regularly can reveal wear or oil seepage, both of which mean it should be replaced before bigger engine problems develop. Maintaining this part helps the engine stay in good overall health.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Valve cover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vespa Sprint and Vespa LX150 (the valve cover on these engines)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVespa Sprint\u003c\/li\u003e\n\u003cli\u003eVespa LX150\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134346494009,"sku":"TT-14810","price":5.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vespa-oem-valve-cover-gasket-sprint-lx150-1.webp?v=1794342650"},{"product_id":"piaggio-oem-valve-cover-bolt-seal-for-all-modern-vespa","title":"Piaggio OEM Valve Cover Bolt Seal for All Modern Vespa","description":"\u003ch2\u003eValve Cover Bolt Seal for Vespa and Piaggio 4-Stroke Models\u003c\/h2\u003e\u003cp\u003eThis genuine Piaggio OEM bolt seal for the valve cover helps stop oil from seeping out around the fasteners. It works with all Vespa and Piaggio 4-stroke models. Like other \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e supplied by the factory, it installs directly in place of the original. For a complete, leak-free job, swap out every seal at the same time.\u003c\/p\u003e\u003ch3\u003eHow the Bolt Seal Works\u003c\/h3\u003e\u003cp\u003eThough small, this seal plays an important role by keeping oil from escaping past the valve cover bolts, a problem that tends to show up on engines with higher mileage. Checking and renewing these seals regularly can keep the engine running cleanly by preventing minor leaks. A good habit is to install a new seal whenever the valve cover comes off.\u003c\/p\u003e\u003ch3\u003eInstallation and Replacement\u003c\/h3\u003e\u003cp\u003eThese seals are sold one at a time, so you can buy as many as your engine's bolt count requires. Most installations call for about five. Installing the full set together gives you a thorough, reliable repair.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold:\u003c\/strong\u003e Individually\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Modern Piaggio and Vespa 4-stroke scooters (valve cover bolt seal, sold individually)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Italy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVespa LX, LXV, S, Primavera, Sprint (4-stroke)\u003c\/li\u003e\n\u003cli\u003eVespa GTS, GTV, GT (4-stroke)\u003c\/li\u003e\n\u003cli\u003ePiaggio Fly, MP3, BV (4-stroke)\u003c\/li\u003e\n\u003cli\u003eOther modern Vespa and Piaggio 4-stroke models\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Buy one seal for each valve cover bolt, which is usually 5. Change all of them during the same valve cover service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134351802425,"sku":"TT-14843","price":2.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/piaggio-oem-valve-cover-bolt-seal-for-all-modern-vespa-1.webp?v=1794342698"},{"product_id":"vespa-all-modern-oem-valve-cover-breather-clamp","title":"Vespa (All Modern) OEM Valve Cover Breather Clamp","description":"\u003ch2\u003eGenuine Valve Cover Breather Clamp for Vespa Scooters\u003c\/h2\u003e\u003cp\u003eThis authentic Piaggio valve cover breather clamp suits current Vespa models and keeps the engine's emissions system working as intended, while helping to stop oil from seeping out. It holds the joint between the oil breather hose and the valve cover in place. Like many \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e supplied by the factory, it fits exactly where the original clamp sat, so swapping it out during routine upkeep or engine work is straightforward.\u003c\/p\u003e\u003ch3\u003eBuild and Engineering\u003c\/h3\u003e\u003cp\u003eMade from high-tensile spring steel, this OEM clamp applies enough spring force to hold the breather hose firmly without crushing it. The design lets it adapt as temperatures shift, so the seal stays tight and oil mist stays contained. It is made to handle engine vibration and repeated heating and cooling, both of which can wear down older clamps.\u003c\/p\u003e\u003ch3\u003eFitting and Upkeep\u003c\/h3\u003e\u003cp\u003eIt is a good idea to renew this clamp any time a new breather hose goes on or when the top end of the engine is serviced. A clamp that has weakened or loosened can allow oil to escape and build up on the valve cover. Although it is a small component, replacing it helps keep the engine clean and running efficiently.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-tensile spring steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Joint between valve cover oil breather and crankcase ventilation hose\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vespa and Piaggio 4-stroke automatic scooters (50cc to 300cc+), 2005 to present\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eSuitable for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVespa GTS, GTV, Super 250 and 300 (all Quasar and HPE models, 2005 to present)\u003c\/li\u003e\n\u003cli\u003eVespa Primavera 50 and 150 (3V and iGET models, 2014 to present)\u003c\/li\u003e\n\u003cli\u003eVespa Sprint 50 and 150 (3V and iGET models, 2014 to present)\u003c\/li\u003e\n\u003cli\u003eVespa LX, LXV and S 50, 125 and 150 (2006 to 2014)\u003c\/li\u003e\n\u003cli\u003ePiaggio Liberty, Fly, Typhoon and MP3 (all modern 4-stroke models)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-accessories\"\u003eScooter Accessories\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134352851001,"sku":"TT-14856","price":1.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vespa-all-modern-oem-valve-cover-breather-clamp-1.jpg?v=1794342721"},{"product_id":"vespa-gts-gtv-super-200-300-oem-valve-cover-gasket","title":"Vespa GTS\/GTV\/Super 200-300 OEM Valve Cover Gasket","description":"\u003ch2\u003eGenuine OEM Valve Cover Gasket for Vespa GTS, GTV, and Super Models\u003c\/h2\u003e\u003cp\u003eThis genuine OEM valve cover gasket is made for Vespa GTS, GTV, and Super models that use 4-valve liquid-cooled engines. It plays an important role in keeping the engine sealed, helping to stop oil leaks that tend to develop as the original gasket wears with age. Like many \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e supplied by the factory, it installs directly in place of the old gasket, giving a dependable seal so the engine keeps running smoothly.\u003c\/p\u003e\u003ch3\u003eBuild and Material Makeup\u003c\/h3\u003e\u003cp\u003eThis gasket is produced from high-temperature molded nitrile rubber and is shaped to suit the valve and camshaft cover on the larger Vespa and Piaggio engines. Its profile matches the engine's dimensions, which helps it hold oil in and prevents seepage.\u003c\/p\u003e\u003ch3\u003eWhy Swapping It Out Matters\u003c\/h3\u003e\u003cp\u003eConstant heating and cooling cycles gradually wear down a gasket, causing it to lose flexibility and eventually allowing leaks. Whenever the valve cover comes off, for example during a valve clearance check or a top-end overhaul, it makes sense to fit a new gasket. Doing so helps avoid oil dripping onto the scooter and keeps the engine performing as it should.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-temperature molded nitrile rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Cylinder head valve cover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vespa GTS 250\/300, GTV 250\/300 and GT 200, plus Piaggio MP3 and BV 250\/300 (4-valve liquid-cooled engines)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e \u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVespa GTS 250 \/ 300 (2005 to present, all variants including Super, SuperSport, SuperTech and HPE engines)\u003c\/li\u003e\n\u003cli\u003eVespa GTV 250 \/ 300 (2006 to present, including Sei Giorni editions)\u003c\/li\u003e\n\u003cli\u003eVespa GT 200 (2003 to 2005)\u003c\/li\u003e\n\u003cli\u003ePiaggio MP3 250 \/ 300 and BV 250 \/ 300 (all years)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134353866809,"sku":"TT-14871","price":12.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vespa-gts-gtv-super-200-300-oem-valve-cover-gasket-1.jpg?v=1794342742"},{"product_id":"vespa-150-3-valve-oem-valve-cover-gasket","title":"Vespa 150 3-Valve OEM Valve Cover Gasket","description":"\u003ch2\u003eGenuine Valve Cover Gasket for Vespa 150cc 3-Valve Engines\u003c\/h2\u003e\u003cp\u003eThis genuine Piaggio OEM valve cover gasket is built to create a dependable seal on the 150cc 3-Valve Vespa engine. When this gasket wears out, engine oil can seep past it and possibly harm nearby parts. Swapping it out at each valve clearance check is a sensible habit that helps keep the engine in good condition. Like other \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e sourced from the factory, it installs directly in the spot the old gasket occupied, so it lines up correctly and seals properly.\u003c\/p\u003e\u003ch3\u003ePreventing Leaks\u003c\/h3\u003e\u003cp\u003eOnce a valve cover gasket starts to fail, oil can escape and cause damage to surrounding components. This OEM gasket brings back the factory seal, keeping oil away from your exhaust and cooling system. Installing a fresh gasket every time the cover comes off helps prevent messy leaks and keeps the engine bay clean.\u003c\/p\u003e\u003ch3\u003eRubber Built for the Engine\u003c\/h3\u003e\u003cp\u003eThis gasket is made from high-temperature molded rubber and is made for the 3-Valve and 3-Valve i-GET engines. Its construction is designed to match these engines precisely, which aftermarket options may not achieve. You can rely on this OEM part to help the engine run smoothly.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-temperature molded rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 879507\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Type:\u003c\/strong\u003e 3-Valve \u0026amp; 3-Valve i-GET 150cc 4-Stroke\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vespa and Piaggio 150cc 3-Valve and i-GET 4-stroke engines (Primavera, Sprint, 946, Liberty, Fly)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVespa Primavera 150 (3V and iGET, 2014 and later)\u003c\/li\u003e\n\u003cli\u003eVespa Sprint 150 (3V and iGET, 2014 and later)\u003c\/li\u003e\n\u003cli\u003eVespa 946 (all special editions, 2013 and later)\u003c\/li\u003e\n\u003cli\u003ePiaggio Liberty 150 ABS (iGET, 2017 and later)\u003c\/li\u003e\n\u003cli\u003ePiaggio Fly 150 3V ie (2014 to 2020)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134354391097,"sku":"TT-14879","price":4.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vespa-150-3-valve-oem-valve-cover-gasket-1.jpg?v=1794342753"},{"product_id":"2-50-2-75-17-scooter-inner-tube-straight-valve","title":"2.50\/2.75-17 Scooter Inner Tube - Straight Valve","description":"\u003ch2\u003e2.50\/2.75-17 Inner Tube for Scooters and Dirt Bikes\u003c\/h2\u003e\u003cp\u003eThis inner tube suits a variety of tube-style tires used on scooters and dirt bikes. It works with several sizes, so it can serve as a straightforward replacement after a flat. It belongs to our \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003erange of scooter inner tubes\u003c\/a\u003e and is a dependable choice when flats keep happening. Check that the valve stem style matches your rim for the best fit.\u003c\/p\u003e\u003ch3\u003ePurpose of This Part\u003c\/h3\u003e\u003cp\u003eInner tubes hold the air inside tube-type tires. If you keep getting flat tires, swapping in a new tube is a simple way to restore a smooth ride.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 2.50\/2.75-17\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Stem:\u003c\/strong\u003e TR4 Straight Threaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Sizes:\u003c\/strong\u003e 2 3\/4 -17, 80\/90-17, 80\/80-17, 70\/100-17\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 2.50\/2.75-17 scooter and motorcycle tires with a TR4 straight threaded valve; compatible with 80\/90-17\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eChoosing the Right Size\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Compare the size stamped on your tire's sidewall with 2.50\/2.75-17 or one of the listed compatible sizes: 2 3\/4-17, 2.50-17, 80\/90-17, 80\/80-17 or 70\/100-17. The valve needs to be a TR4 straight threaded stem.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134373920825,"sku":"TT-15096","price":13.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vee-moto-2-50-2-75-17-inner-tube-straight-valve-1.jpg?v=1794342826"},{"product_id":"gy6-complete-cam-chain-guide-125-150cc","title":"GY6 Complete Cam Chain Guide (125-150cc)","description":"\u003ch2\u003eComplete Guide to Cam Chain Guides for GY6 125-150cc Engines\u003c\/h2\u003e\u003cp\u003eThis cam chain guide is built for GY6 engines in the 125cc to 150cc range. It helps keep the cam chain running correctly. This component is among the \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e that are often swapped out during routine service. It fits a range of engine codes, so it suits many scooter owners. Keeping a sound cam chain guide in place supports engine performance and service life.\u003c\/p\u003e\u003ch3\u003eWhat the Cam Chain Guide Does\u003c\/h3\u003e\u003cp\u003eAs the cam chain turns, the guide keeps it on track, which limits wear and allows smooth movement. When the guide is worn or broken, engine noise can increase and other parts may wear faster. Checking this component on a regular basis helps prevent larger engine problems. Swapping it out in good time helps the engine keep running well.\u003c\/p\u003e\u003ch3\u003eWhen to Replace It\u003c\/h3\u003e\u003cp\u003ePay attention to unusual sounds or a drop in engine performance, since both can point to wear. A guide that shows cracks or heavy wear should be replaced. Routine maintenance checks are a good way to catch these issues early. Replacing the guide when needed can prevent more serious engine damage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 150cc (157QMJ) engine and related 125-150cc GY6 engine codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 150cc (157QMJ)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhere it goes:\u003c\/strong\u003e part #6 on the cam chain and tensioner diagram for the GY6 150cc (157QMJ).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-chains-sprockets\"\u003eScooter Chains \u0026amp; Sprockets\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134376443961,"sku":"TT-15136","price":4.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/complete-cam-chain-guide-125-150cc-for-gy6-1.jpg?v=1794342850"},{"product_id":"gy6-camshaft-chain-various-lengths","title":"GY6 Camshaft Chain - Various Lengths","description":"\u003ch2\u003eGY6 Camshaft Chain for 125cc and 150cc Engines\u003c\/h2\u003e\u003cp\u003eThis cam chain suits 4-stroke GY6 motors in the 125cc and 150cc sizes, including the versions fitted to a range of scooters. It controls the timing of airflow through the cylinder head and valves, so it has a direct effect on how the engine runs. Browse our \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e range for other components. Pick the link count that matches your build so the chain fits correctly.\u003c\/p\u003e\u003ch3\u003eWhen to Replace It\u003c\/h3\u003e\u003cp\u003eConsider swapping the camshaft chain if you notice low compression, ticking sounds, or burnt valves, as these can point to the need for head work. Before buying, confirm that the cylinder head suits your engine's bore size and code.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e Various lengths\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 4-stroke 125cc and 150cc engines, including 150cc ZNEN engines (Bintelli, Gorilla Motor Works)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 4-stroke 125cc engines\u003c\/li\u003e\n\u003cli\u003eGY6 4-stroke 150cc engines\u003c\/li\u003e\n\u003cli\u003e150cc GY6 4-stroke ZNEN engines (Bintelli, Gorilla Motor Works (GMW), Puma scooters)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Select 47 links for a standard crank. Select 48 links (also known as 96L) for a +8.2mm stroker crank.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-chains-sprockets\"\u003eScooter Chains \u0026amp; Sprockets\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"48L","offer_id":51134430380089,"sku":"TT-15565","price":13.48,"currency_code":"USD","in_stock":true},{"title":"47L","offer_id":51134430412857,"sku":"TT-15566","price":15.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-camshaft-chain-various-lengths-1.webp?v=1794343786"},{"product_id":"hiboy-dk1-inner-tube-12-5x2-75-45-angled-valve","title":"Hiboy DK1 Inner Tube 12.5x2.75 - 45° Angled Valve","description":"\u003ch2\u003eSpare Inner Tube for the Hiboy DK1 Electric Dirt Bike\u003c\/h2\u003e\u003cp\u003eBuilt for the Hiboy DK1 electric dirt bike, this inner tube works well as a swap-in for a punctured or aging tube. Its 45° angled valve stem makes it easier to reach the valve in cramped wheel setups. Part of our \u003ca href=\"\/collections\/electric-scooter-parts\"\u003eelectric scooter parts\u003c\/a\u003e range, the tube stretches to suit tire sizes from 12\" up to 12.5\".\u003c\/p\u003e\u003ch3\u003eCompatibility and Usage\u003c\/h3\u003e\u003cp\u003eThis tube is made for tube-type tires in the following sizes: 12x2.125, 12x2.25, 12x2.5, 12.5x2.0, 12.5x2.25, 12.5x2.5, and 12.5x2.75. It is designed with the Hiboy DK1 electric dirt bike in mind, though it may also suit other tire setups that match these sizes. Most riders swap out a tube after a puncture or once the current one starts to show wear.\u003c\/p\u003e\u003ch3\u003eInstallation and Maintenance\u003c\/h3\u003e\u003cp\u003eSwapping a tube is a simple job that most people can handle at home using basic hand tools. The 45° angled valve stem makes inflating easier and helps reduce the chance of damaging the valve while you install it. A correct fit matters for both ride quality and safety, so take a moment to confirm it before you head out.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 12.5 x 2.75\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Position:\u003c\/strong\u003e 45° angled stem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Tire Sizes:\u003c\/strong\u003e 12x2.125, 12x2.25, 12x2.5, 12.5x2.0, 12.5x2.25, 12.5x2.5, 12.5x2.75\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Hiboy DK1 electric dirt bike and other 12\" or 12.5\" tube-type tires listed (12x2.125 to 12.5x2.75)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eHiboy DK1 electric dirt bike\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the size molded on your tire's sidewall and find the matching entry in the list above, such as 12.5x2.75. Pair it with a tube that has a 45° angled valve.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/electric-scooter-parts\"\u003eElectric Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134438932537,"sku":"TT-15651","price":12.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/hiboy-dk1-inner-tube-12-5x2-75-45-angled-valve-for-hiboy-scooters-1.webp?v=1794343927"},{"product_id":"14x2-125-2-50-scooter-inner-tube-45-angled-valve","title":"14x2.125-2.50 Scooter Inner Tube - 45° Angled Valve","description":"\u003ch2\u003e14\" Inner Tube for E-Bikes and Small Pit Bikes\u003c\/h2\u003e\u003cp\u003eThis tube suits 14\" tires on a 10\" rim, so it works well on electric bikes and compact off-road motorcycles. The 45-degree angled Schrader valve makes inflating easier in tight wheel setups where a straight valve can be hard to reach. It is one of the \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003escooter inner tubes\u003c\/a\u003e that keeps upkeep simple for riders who want their vehicles running well. Made from heavy-duty butyl rubber, it holds air well and resists punctures.\u003c\/p\u003e\u003ch3\u003eBuild and Longevity\u003c\/h3\u003e\u003cp\u003eMade from butyl rubber, this tube handles heat well and keeps its air pressure steady. The walls are thicker than standard, which lowers the chance of pinch flats across a range of riding conditions. You can ride with confidence knowing the tube is built to handle regular road use.\u003c\/p\u003e\u003ch3\u003eSetup and Fit\u003c\/h3\u003e\u003cp\u003eFitting this tube is simple when the tire size matches. The 45-degree valve helps you clear obstacles such as hub motors and brake discs, so inflating the tire is less of a struggle. It is a good idea to check tubes regularly and replace them if you notice air loss or visible damage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Butyl Rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 14 x 2.125 - 2.50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front and Rear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Jetson Bolt, Hiboy ECOM 14, Razor MX350\/SX350, Honda CRF50F, Yamaha PW50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 57-254, 62-254\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eJetson Bolt \/ Bolt Pro \/ Adventure (front and rear)\u003c\/li\u003e\n\u003cli\u003eHiboy ECOM 14 (front and rear)\u003c\/li\u003e\n\u003cli\u003eGyroor C3 (front and rear)\u003c\/li\u003e\n\u003cli\u003eRazor MX350 Dirt Rocket (front and rear)\u003c\/li\u003e\n\u003cli\u003eRazor MX400 Dirt Rocket (rear)\u003c\/li\u003e\n\u003cli\u003eRazor SX350 McGrath (front and rear)\u003c\/li\u003e\n\u003cli\u003eHonda CRF50F (front and rear)\u003c\/li\u003e\n\u003cli\u003eYamaha PW50 (front and rear)\u003c\/li\u003e\n\u003cli\u003eSuzuki DRZ70 (front)\u003c\/li\u003e\n\u003cli\u003eCoolster 50cc pit bikes, 10-inch wheel (front and rear)\u003c\/li\u003e\n\u003cli\u003eSSR 50cc pit bikes, 10-inch wheel (front and rear)\u003c\/li\u003e\n\u003cli\u003eApollo 50cc pit bikes, 10-inch wheel (front and rear)\u003c\/li\u003e\n\u003cli\u003eTaoTao 50cc pit bikes, 10-inch wheel (front and rear)\u003c\/li\u003e\n\u003cli\u003e50cc Chinese pit bikes with 10-inch wheels (front and rear)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the size printed on your tire's sidewall: 14 x 2.125, 14 x 2.25, or 14 x 2.50 (57-254 or 62-254 in ETRTO).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134442012729,"sku":"TT-15682","price":7.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/14x2-125-2-50-inner-tube-45-angled-valve-1.jpg?v=1794343975"},{"product_id":"secondary-reed-valve-for-scooters-mopeds","title":"Secondary Reed Valve for Scooters \u0026 Mopeds","description":"\u003ch2\u003eSecondary Reed Valve for Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis secondary reed valve helps keep your scooter or moped running as it should. It is built to suit a range of models and controls how air moves into the engine's combustion chamber. It belongs to our \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e range, and its job is to help the engine breathe properly. If you notice low compression or burnt valves, this part may need replacing.\u003c\/p\u003e\u003ch3\u003eWhen to Replace It\u003c\/h3\u003e\u003cp\u003eConsider swapping out the secondary reed valve if you hear ticking sounds or the engine feels less responsive. Problems in the cylinder head and valve area can cause serious engine damage, so replacing a faulty part promptly helps keep your vehicle running efficiently.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Cylinder head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Scooters and mopeds with a secondary reed valve on the cylinder head\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Make sure the position matches your engine. This valve fits on the cylinder head, so confirm your head has a secondary reed valve before you order.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-fuel-system\"\u003eScooter Fuel System Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134442045497,"sku":"TT-15683","price":24.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/secondary-reed-valve-1.webp?v=1794343976"},{"product_id":"gy6-50cc-139qmb-non-emissions-head-69mm-valves","title":"GY6 50cc (139QMB) Non Emissions Head - 69mm Valves","description":"\u003ch2\u003eNon-Emissions Cylinder Head for GY6 50cc and 80cc Engines\u003c\/h2\u003e\u003cp\u003eThis non-emissions head suits GY6 50cc and 80cc engines, specifically the 139QMB and 139QMA models. It is a practical replacement for owners who want to keep or raise the performance of their off-road scooters. Listed among \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e, it arrives fully assembled, so fitting it is simple. Whether you are swapping out a worn component or upgrading your engine, this part is made to handle the job.\u003c\/p\u003e\u003ch3\u003eConstruction and Features\u003c\/h3\u003e\u003cp\u003eThe cylinder head uses a 4-bolt deck pattern and includes valves measuring 69mm in length. Because it has no secondary air port, it is intended for non-emissions setups. The intake port measures 17mm across and the exhaust port 18mm, which supports steady airflow during engine operation.\u003c\/p\u003e\u003ch3\u003eInstallation and Replacement\u003c\/h3\u003e\u003cp\u003eValves, springs, and retainers come already fitted, which cuts down on the work involved in replacing the head. It bolts onto compatible engines without requiring extra modifications. If you notice problems such as lost power or louder engine running, a replacement may be needed.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Type:\u003c\/strong\u003e 139QMB \/ 139QMA 4-stroke 50cc \/ 80cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Non-emissions (no secondary air port)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Fully assembled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Length:\u003c\/strong\u003e 69mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Center-to-Center Spacing:\u003c\/strong\u003e 70.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Port Diameter:\u003c\/strong\u003e 17mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Port Diameter:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeck Pattern:\u003c\/strong\u003e 4-bolt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 139QMB\/139QMA 50cc and 80cc 4-stroke engines (non-emissions, no secondary air port)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e139QMA engines (non-emissions)\u003c\/li\u003e\n\u003cli\u003e139QMB engines (non-emissions)\u003c\/li\u003e\n\u003cli\u003e1P39QMB and 1P39QMA-2 engines\u003c\/li\u003e\n\u003cli\u003eYN139QMB, JJ1P39QMB, BD1P39QMB and BN139QMB engines\u003c\/li\u003e\n\u003cli\u003e139FMA-2 engines\u003c\/li\u003e\n\u003cli\u003e147QMD engines\u003c\/li\u003e\n\u003cli\u003eOther QMA and QMB models (non-emissions)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Compare your engine code with the list (stamped on the engine case) and confirm your engine has no secondary air port before you order.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134442602553,"sku":"TT-15691","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-non-emissions-head-69mm-valves-1.jpg?v=1794343986"},{"product_id":"valve-cover-gasket-for-scooters-mopeds","title":"Valve Cover Gasket for Scooters \u0026 Mopeds","description":"\u003ch2\u003eValve Cover Gasket for 50cc 4-Stroke Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis valve cover gasket is built for 50cc 4-stroke engines, most notably the 139QMB. It helps keep the engine's sealing system intact, so oil stays where it belongs and leaks are kept in check. It belongs to the group of \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e that contribute to smooth running and long engine life. If oil is seeping out or the engine is running poorly, swapping in a new gasket is a sensible fix to get your scooter or moped back in good shape.\u003c\/p\u003e\u003ch3\u003eConstruction and Material\u003c\/h3\u003e\u003cp\u003eThe gasket is molded from rubber, which gives a dependable seal on the engine. It sits snugly to stop oil from seeping out and supports overall engine condition. A tight seal matters for performance, and this gasket is made to handle regular everyday riding.\u003c\/p\u003e\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\u003cp\u003eFitting a new valve cover gasket is a simple job for anyone with basic mechanical know-how. In general, you remove the old gasket, clean the mating surface thoroughly, and then set the new one in place. Positioning it correctly is what prevents leaks and lets the engine run efficiently.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 50cc and 80cc 4-stroke 139QMB-based engines (139QMA, 139QMB and related codes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Numbers:\u003c\/strong\u003e 139QMA, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e139QMB-based 50cc 4-stroke engines (engine codes 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD)\u003c\/li\u003e\n\u003cli\u003e139QMB-based 80cc 4-stroke engines\u003c\/li\u003e\n\u003cli\u003eOther QMA and QMB engines (engine code includes QM or FM)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Compare the engine code stamped on your engine against the listed OEM part numbers, or confirm that the code includes QM or FM.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134443814969,"sku":"TT-15703","price":2.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/valve-cover-gasket-1.jpg?v=1794344006"},{"product_id":"10x2-5-scooter-tire-tube-for-90-valve","title":"10x2.5 Scooter Tire \u0026 Tube for 90° Valve","description":"\u003ch2\u003e10x2.5 Tire and Tube for Electric Scooters\u003c\/h2\u003e\u003cp\u003eThis 10x2.5 tire and inner tube set can bring back the traction and comfort of your electric scooter. It suits models with a compact hub motor and brake parts, and the 90° angled Schrader valve makes inflating it simpler. Among the \u003ca href=\"\/collections\/scooter-tires\"\u003escooter tires\u003c\/a\u003e available for replacement, it offers a dependable choice for riding on many different surfaces.\u003c\/p\u003e\u003ch3\u003eConstruction and Features\u003c\/h3\u003e\u003cp\u003eThe tread uses a multi-directional design that helps with grip on pavement and lets water drain away, supporting a steady, secure ride. Reinforced materials are used in its build, and it is rated for a load at 45 PSI, which suits regular daily riding. The inner tube included with the set gives an added layer of protection for riders who get out often.\u003c\/p\u003e\u003ch3\u003eInstallation Considerations\u003c\/h3\u003e\u003cp\u003eTo make fitting easier, put a small amount of soapy liquid on the tire bead. Keeping the pressure at the recommended 45 PSI helps reduce the chance of pinch flats. The set is made to sit firmly on compatible 6-inch rims for a snug fit on your electric scooter.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 10 x 2.50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Diameter:\u003c\/strong\u003e 6 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Style:\u003c\/strong\u003e 90° bent Schrader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad Rating:\u003c\/strong\u003e at 45 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Tire and inner tube set\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 10 x 2.5 tires on 6-inch rims: Xiaomi and Gotrax 10-inch fat-tire e-scooters, Zero, VSETT\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eXiaomi 10-inch fat-tire e-scooters (10 x 2.5 tire on 6-inch rim)\u003c\/li\u003e\n\u003cli\u003eGotrax 10-inch fat-tire e-scooters (10 x 2.5 tire on 6-inch rim)\u003c\/li\u003e\n\u003cli\u003eZero 10-inch commuter models (10 x 2.5 tire on 6-inch rim)\u003c\/li\u003e\n\u003cli\u003eVSETT 10-inch commuter models (10 x 2.5 tire on 6-inch rim)\u003c\/li\u003e\n\u003cli\u003eKaabo 10-inch commuter models (10 x 2.5 tire on 6-inch rim)\u003c\/li\u003e\n\u003cli\u003eOther electric scooters using a 10 x 2.5 tire on a compatible 6-inch rim\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm the size on your tire's sidewall reads 10 x 2.50, and make sure your rim measures 6 inches across.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-tires\"\u003eScooter Tires\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134445912121,"sku":"TT-15725","price":27.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/10x2-5-tire-tube-for-90-valve-1.webp?v=1794344039"},{"product_id":"gy6-180cc-valve-cover","title":"GY6 180cc Valve Cover","description":"\u003ch2\u003eGY6 180cc Valve Cover for 125cc, 150cc, and 169cc Engines\u003c\/h2\u003e\u003cp\u003eThis valve cover is made to suit a range of scooter engines built on the 157QMJ platform. It seals the top of the engine and plays a central role in keeping the assembly tight and running properly. Like other \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e, it can be swapped out during routine upkeep or repair work, which helps keep the engine in good running order.\u003c\/p\u003e\u003ch3\u003eInstallation and Compatibility\u003c\/h3\u003e\u003cp\u003eThe cover is built to work with several engine codes, so it suits a variety of setups. The cylinder head and base gasket are not part of this listing and need to be bought separately when you replace the cover. Careful fitting matters for keeping the engine sealed and performing as it should.\u003c\/p\u003e\u003ch3\u003eWhen to Replace Your Valve Cover\u003c\/h3\u003e\u003cp\u003eValve covers wear down or get damaged with age, which can cause oil leaks and a drop in engine performance. Checking the cover now and then will show early signs of wear, and swapping it out when needed supports the overall condition of the engine. If you spot oil collecting or leaking around the cover, a replacement is worth considering.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole-to-Hole Distance (Top):\u003c\/strong\u003e 120mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole-to-Hole Distance (Bottom):\u003c\/strong\u003e 99.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Valve Cover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 180cc big bore engines using the 157QMJ-based 125cc, 150cc and 169cc engine codes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 180cc big bore engines (157QMJ-based 125cc, 150cc, 169cc; codes 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A)\u003c\/li\u003e\n\u003cli\u003eOther QMJ, QMK and QMI engines (engine code includes \"QM\" or \"FM\")\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Compare the engine code stamped on your engine case with the codes above. Any code that contains \"QM\" or \"FM\" is listed as compatible.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-accessories\"\u003eScooter Accessories\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134445977657,"sku":"TT-15726","price":36.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-180cc-valve-cover-1.jpg?v=1794344040"},{"product_id":"gy6-big-bore-builds-s-1-high-power-camshaft","title":"GY6 Big Bore Builds S-1 High Power Camshaft","description":"\u003ch2\u003eHigh-Output Camshaft for GY6 4-Stroke Engines\u003c\/h2\u003e\u003cp\u003eThe TFC Special S-1 High Angle Camshaft is built for GY6 engines with big-bore setups, specifically those running cylinder bores from 58.5mm to 63mm. It raises valve lift to 6mm, which allows more air and fuel to enter the engine and helps power build at higher RPM. It is one of the \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e you can use to get the most out of an upgraded engine.\u003c\/p\u003e\u003ch3\u003ePerformance Characteristics\u003c\/h3\u003e\u003cp\u003eThe S-1 uses a distinct profile designed for high-performance use. Its valves stay open longer and lift higher, which makes it a strong choice for riders who have fitted a big bore kit and want the most from it. For the best results, pair this cam with a high-flow cylinder head, a performance exhaust, and an upjetted carburetor.\u003c\/p\u003e\u003ch3\u003eInstallation and Compatibility\u003c\/h3\u003e\u003cp\u003eThe S-1 Camshaft works with GY6 QMI\/QMJ 152\/157 4-stroke engines that have been fitted with big bore cylinders. Keep in mind that this cam does not suit stock 57mm bore engines, since its aggressive lift profile is made for larger displacement builds. For strong results, avoid running it with a stock head and stock jetting, as those parts may limit the gains.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCam Profile:\u003c\/strong\u003e TFC Special S-1 high angle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Lift:\u003c\/strong\u003e 6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Lobe Diameter:\u003c\/strong\u003e 26.75mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Lobe Diameter:\u003c\/strong\u003e 26.35mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCam Gear Teeth:\u003c\/strong\u003e 34\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCam Bearing:\u003c\/strong\u003e 6002C3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Fitment:\u003c\/strong\u003e 58.5mm–63mm cylinder bores\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 QMI\/QMJ 152\/157 4-stroke engines (125cc\/150cc) with 58.5mm to 63mm big bore cylinders\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 QMI\/QMJ 152\/157 4-stroke engines (125cc\/150cc) with 58.5mm to 63mm big bore cylinders\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your cylinder bore falls between 58.5mm and 63mm. This cam is not intended for stock 57mm bore engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-kits\"\u003eScooter Big Bore \u0026amp; Cylinder Kits\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134446993465,"sku":"TT-15735","price":115.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/s-1-high-power-camshaft-for-gy6-big-bore-builds-1.webp?v=1794344054"},{"product_id":"12x2-0-2-50-scooter-inner-tube-90-valve","title":"12x2.0-2.50 Scooter Inner Tube - 90° Valve","description":"\u003ch2\u003eInner Tube for 12-Inch Scooters and Other Models\u003c\/h2\u003e\u003cp\u003eThis inner tube keeps your scooter, electric bike, or 12-inch bicycle rolling. Its 90° angled Schrader valve makes it easier to reach the valve in tight spots where a straight valve would be hard to access. It is made for tires sized 12x2.0, 12x2.125, 12x2.25, and 12x2.50, and it is a dependable choice among \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003escooter inner tubes\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eBuild and Layout\u003c\/h3\u003e\u003cp\u003eThe tube is molded from tough butyl rubber, which helps it hold air well. A 90° brass Schrader valve comes with a cap, so you can inflate and deflate the tube securely. Because of this setup, pinch flats are less likely during fitting, particularly if you add a little air before putting the tube in the tire.\u003c\/p\u003e\u003ch3\u003eFitting and Upkeep Advice\u003c\/h3\u003e\u003cp\u003eFor the best results, put a small amount of air in the tube before fitting it. Doing so keeps the tube from bunching up or getting caught between the tire and rim, which can cause leaks or harm the tube. Careful installation leads to a smoother ride and helps the tube last longer.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Butyl rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 12x2.0, 12x2.125, 12x2.25, 12x2.50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve:\u003c\/strong\u003e 90° angled Schrader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 12-inch wheels with 12x2.0, 12x2.125, 12x2.25 or 12x2.50 tires (scooters, e-bikes, 12-inch bicycles)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHiboy X300\u003c\/li\u003e\n\u003cli\u003eRazor EcoSmart Metro, EcoSmart HD, RSF500\u003c\/li\u003e\n\u003cli\u003eRazor Pocket Mod Bella, Vapor, Metropolitan (with listed 12.5x2.25 \/ 12x2.25 setups)\u003c\/li\u003e\n\u003cli\u003eJetson Bolt, Bolt Pro, Bolt Up, Adventure\u003c\/li\u003e\n\u003cli\u003eSwagtron EB-5, EB-5 Pro, EB-7, Swagcycle\u003c\/li\u003e\n\u003cli\u003eCurrie \/ Schwinn S750, Phat Flyer, Phat Phantom (older 12.5-inch pneumatic tire setups)\u003c\/li\u003e\n\u003cli\u003e12-inch kids' bicycles: Strider, Specialized, Trek and Schwinn pedal or balance bikes (with listed 12x2.125 or 12x2.25 tires)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eChoosing the right size:\u003c\/strong\u003e Check the size printed on your tire's sidewall and pick the matching option: 12x2.0, 12x2.125, 12x2.25 or 12x2.50.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134449745977,"sku":"TT-15770","price":6.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/12x2-0-2-50-inner-tube-90-valve-1.png?v=1794344080"},{"product_id":"4-10-14-scooter-inner-tube-straight-valve","title":"4.10-14 Scooter Inner Tube - Straight Valve","description":"\u003ch2\u003e4.10-14 Inner Tube for Motorcycles and Dirt Bikes\u003c\/h2\u003e\u003cp\u003eThis 4.10-14 inner tube suits a range of motorcycles and off-road bikes. It comes with a straight valve stem, which keeps flat-tire repairs simple. As one of the \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003escooter inner tubes\u003c\/a\u003e in our range, it holds air properly in tube-type tires. Checking that the size and valve type match your rim will help it perform as it should.\u003c\/p\u003e\u003ch3\u003eWhat This Part Does\u003c\/h3\u003e\u003cp\u003eAn inner tube sits inside the tire and keeps it inflated, giving your ride the support it needs. It offers a direct fix when a tire keeps losing air, and it is easy to match to the size printed on the tire's sidewall.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 4.10-14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Straight Valve Stem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Scooter and motorcycle wheels with 14-inch rims, 4.10-14 tire size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e MU0056\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMotorcycles and dirt bikes with 14-inch rims (4.10-14)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Find the size on your tire's sidewall, which should read 4.10-14, and confirm that your valve stem is straight.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134454136889,"sku":"TT-15817","price":12.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/4-10-14-inner-tube-straight-valve-1.jpg?v=1794344141"},{"product_id":"2-75-3-00-14-scooter-inner-tube-angled-valve","title":"2.75\/3.00-14 Scooter Inner Tube - Angled Valve","description":"\u003ch2\u003e14-Inch Inner Tube for Scooters and Dirt Bikes\u003c\/h2\u003e\u003cp\u003eIf a flat has left your scooter, pit bike, or dirt bike sidelined, this 2.75\/3.00-14 inner tube can get it rolling again. It is made to fit 14-inch wheels, so it works across a range of vehicles. It is one of our \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003escooter inner tubes\u003c\/a\u003e, and its angled valve stem makes it easier to reach the valve in cramped spaces.\u003c\/p\u003e\u003ch3\u003eConstruction and Highlights\u003c\/h3\u003e\u003cp\u003eThe angled Schrader valve makes inflating and checking pressure simpler, especially in tight wheel setups where a straight valve could catch on nearby parts. A threaded rim nut holds the valve firmly in the rim so it stays put while you ride. The tube is built from butyl rubber, which helps it hold air well for both street riding and off-road use.\u003c\/p\u003e\u003ch3\u003eFitting Advice\u003c\/h3\u003e\u003cp\u003eBefore you fit the new tube, check the tire and rim for sharp debris or damage. If your wheel uses one, confirm the rim strip is in place and covers all spoke nipples. Add a little air so the tube keeps its shape, then feed the valve through the rim hole and hand-tighten the rim nut loosely. Once the tire sits evenly on the rim, inflate it to the pressure listed on the tire sidewall.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Butyl rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 2.75\/3.00-14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Angled Schrader with rim nut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Thailand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetric Equivalents:\u003c\/strong\u003e 80\/90-14, 80\/100-14\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 14-inch tube-type tires: 2.75-14 \/ 80\/90-14 and 3.00-14 \/ 80\/100-14 sizes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e14-inch spoked-wheel scooters, mopeds and small motorcycles (tube-type tires, 2.75-14 \/ 80\/90-14)\u003c\/li\u003e\n\u003cli\u003eHonda CRF80F and XR80R youth dirt bikes (rear wheel, 3.00-14 \/ 80\/100-14)\u003c\/li\u003e\n\u003cli\u003e14-inch pit bikes using these sizes\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Compare the size on your tire's sidewall against 2.75-14, 3.00-14, 80\/90-14 or 80\/100-14, and confirm your wheel is designed for a tube.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134454825017,"sku":"TT-15824","price":16.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/2-75-3-00-14-inner-tube-angled-valve-1.jpg?v=1794344149"},{"product_id":"2-75-3-00-17-scooter-inner-tube-straight-valve","title":"2.75\/3.00-17 Scooter Inner Tube - Straight Valve","description":"\u003ch2\u003e17-Inch Scooter Tire Inner Tube\u003c\/h2\u003e\u003cp\u003eThis tube is made for 17-inch tube-type tires, so it works well for riders dealing with flats. It fits a range of tire sizes, which makes it useful across many motorcycle and dirt bike setups. It is one of the \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003escooter inner tubes\u003c\/a\u003e offered, and it creates a dependable seal that helps keep your tire inflated. The TR4 straight valve stem makes it simple to reach and fill the tire.\u003c\/p\u003e\u003ch3\u003ePurpose of This Part\u003c\/h3\u003e\u003cp\u003eThe main job of an inner tube is to contain air inside a tube-type tire. It offers a direct fix for flat tires and helps the tire perform steadily while you ride.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 2.75\/3.00-17\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Stem Type:\u003c\/strong\u003e TR4 Straight Threaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Sizes:\u003c\/strong\u003e 100\/80-17, 2.75-17, 3.00-17, 3.00\/3.25-17, 90\/90-17\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Tires sized 2.75\/3.00-17, 100\/80-17, 2.75-17, 3.00-17, 3.00\/3.25-17 and 90\/90-17\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the size on your tire's sidewall against the listed sizes, and only use this tube if your rim has a TR4 straight valve hole.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134456922169,"sku":"TT-15847","price":20.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vee-moto-2-75-3-00-17-inner-tube-straight-valve-1.jpg?v=1794344175"},{"product_id":"16x2-50-3-00-heavy-duty-scooter-inner-tube-90-angled-valve","title":"16x2.50\/3.00 Heavy-Duty Scooter Inner Tube - 90° Angled Valve","description":"\u003ch2\u003e16x2.50\/3.00 Heavy-Duty Inner Tube for E-Bikes and Electric Scooters\u003c\/h2\u003e\u003cp\u003eThis heavy-duty inner tube suits 16x2.50 and 16x3.00 tire sizes, so it works well on a range of electric scooters and e-bikes. Its walls are 1.6mm, which is thicker than a standard butyl tube and gives it extra toughness. Browse our \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003erange of scooter inner tubes\u003c\/a\u003e for other options. The rubber holds air pressure well and resists heat, which helps keep each ride smooth.\u003c\/p\u003e\u003ch3\u003eConstruction and Features\u003c\/h3\u003e\u003cp\u003eThe tube is made from high-elasticity butyl rubber, chosen for steadier air pressure and good heat resistance. Its 90° angled metal valve stem (PV78\/QF17) comes with a double hex nut and washer, which keep the fitting secure and make it easy to reach for inflation. The solid build holds up well on rough or demanding routes.\u003c\/p\u003e\u003ch3\u003eInstallation Guidance\u003c\/h3\u003e\u003cp\u003eSwapping the inner tube is simple and needs only basic tools. Let all the air out of the tire before taking the old tube out. After fitting the new one, the 90° valve stem makes inflating it easier. Checking the tube regularly will help you keep it performing well and riding safely.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-elasticity butyl rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 16x2.50 \/ 3.00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall Thickness:\u003c\/strong\u003e 1.6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Stem:\u003c\/strong\u003e 90° angled metal (PV78\/QF17)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Thailand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 16-inch wide tires, 16x2.50 and 16x3.00 profiles, on e-bikes, electric scooters and heavy-duty bicycles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the size printed on your tire's sidewall. If it reads 16x2.50 or 16x3.00, pick a tube with a 90° angled valve stem (PV78).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134457708601,"sku":"TT-15853","price":12.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vee-16x2-50-3-00-heavy-duty-inner-tube-90-angled-valve-1.jpg?v=1794344183"},{"product_id":"vog-260-valve-keeper-sets-for-scooters-mopeds","title":"VOG 260 Valve Keeper Sets for Scooters \u0026 Mopeds","description":"\u003ch2\u003eVOG 260 Valve Keeper Sets for Linhai and Other Scooters\u003c\/h2\u003e\u003cp\u003eThese VOG 260 valve keeper sets are made for the BN169MM engine, which turns up in a range of scooters and mopeds, including Linhai models and others. The keepers hold the valve stems in position, which is necessary for the engine to run correctly. They belong to the group of \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder head and valve parts\u003c\/a\u003e. If you are rebuilding your scooter's engine, this is a dependable option for keeping everything secured.\u003c\/p\u003e\u003ch3\u003eAbout This Part\u003c\/h3\u003e\u003cp\u003eEach package contains two valve keepers, four pieces in total, sized for the VOG 260 and compatible engines. The keepers help the valve assembly work as intended. They are shaped to sit firmly and stay put, so the valve train does not shift and cause engine problems.\u003c\/p\u003e\u003ch3\u003eFitting Notes\u003c\/h3\u003e\u003cp\u003eSwapping valve keepers is a simple job that is usually done during valve adjustments or while other engine parts are being serviced. Follow the manufacturer's installation specifications so the keepers seat properly, which supports the overall health of the engine. For step-by-step details, refer to your vehicle's service manual.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e VOG 260 BN169MM engine (Linhai 250\/260\/300 scooters and many other makes and models)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Models\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAprilia Leonardo 250, Leonardo 300\u003c\/li\u003e\n\u003cli\u003eBenelli Velvet 250\u003c\/li\u003e\n\u003cli\u003eCF Moto\u003c\/li\u003e\n\u003cli\u003eDiamo Turista\u003c\/li\u003e\n\u003cli\u003eItaljet Jupiter 250\u003c\/li\u003e\n\u003cli\u003eJCL\u003c\/li\u003e\n\u003cli\u003eVOG 260\u003c\/li\u003e\n\u003cli\u003eLinhai Aeolus, ATV 260, Tank 260\u003c\/li\u003e\n\u003cli\u003eTank Touring 250DE\u003c\/li\u003e\n\u003cli\u003eMalaguti Madison 250, Password 250\u003c\/li\u003e\n\u003cli\u003eMBK Kilibre 300, Skyliner 250\u003c\/li\u003e\n\u003cli\u003eRenault Kouranos 250\u003c\/li\u003e\n\u003cli\u003eRoketa MC-54 250B\u003c\/li\u003e\n\u003cli\u003eXingyue VOG 260\u003c\/li\u003e\n\u003cli\u003eYamaha Majesty 250 (mod. 1999)\u003c\/li\u003e\n\u003cli\u003eYamaha Majesty 250\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eChoosing the right set:\u003c\/strong\u003e Confirm that your engine is the VOG 260 BN169MM; this set is listed for the Linhai 260 and VOG 260.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134459609145,"sku":"TT-15865","price":1.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vog-260-valve-keeper-sets-1.jpg?v=1794344204"},{"product_id":"valve-spring-compressor-for-scooters-mopeds","title":"Valve Spring Compressor for Scooters \u0026 Mopeds","description":"\u003ch2\u003eValve Spring Compressor for Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis valve spring compressor suits a range of scooter and moped engines, including the GY6 QMI\/QMJ 152\/157 and QMB139 50cc\/49cc models. It's a useful tool for any home mechanic who wants to service or repair their engine without hassle. If you're dealing with low compression or burnt valves, it can make the necessary work go more smoothly. It's one of the \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e tools that help with head work and make valve components easier to handle.\u003c\/p\u003e\u003ch3\u003eWhat This Part Does\u003c\/h3\u003e\u003cp\u003eThis tool compresses valve springs so the cylinder head and valves can be removed and refitted with ease. If your engine is making unusual noise or running poorly, the valve components may be worth a closer look.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Opening:\u003c\/strong\u003e 130mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Depth:\u003c\/strong\u003e 100mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollars Included:\u003c\/strong\u003e 16mm, 19mm, 23mm, 25mm, 30mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heavy Duty Construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Taiwan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Universal valve spring compressor for scooter and moped engines, including GY6 QMI\/QMJ 152\/157 and QMB139\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 QMI\/QMJ 152\/157 engines\u003c\/li\u003e\n\u003cli\u003eGY6 QMB139 50cc\/49cc engines\u003c\/li\u003e\n\u003cli\u003eVarious unlisted makes and models\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Select the collar that matches the inside diameter of your valve spring: 16mm, 19mm, 23mm, 25mm or 30mm. All five are included in the kit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134460330041,"sku":"TT-15874","price":61.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/valve-spring-compressor-1.jpg?v=1794344214"},{"product_id":"vog-260-cam-chain-adjuster-gasket-for-scooters-mopeds","title":"VOG 260 Cam Chain Adjuster Gasket for Scooters \u0026 Mopeds","description":"\u003ch2\u003eVOG 260 Cam Chain Adjuster Gasket for Linhai and Comparable Scooters\u003c\/h2\u003e\u003cp\u003eThis VOG 260 cam chain adjuster gasket is built for BN169MM engines, most often seen in a range of Linhai scooters and models from other manufacturers. It helps keep the cam chain system of your engine sealed and working as it should, supporting consistent performance. You can find it alongside other \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e, which all play a part in how the engine runs. Fitting this gasket correctly helps stop oil from escaping and keeps the engine running efficiently.\u003c\/p\u003e\u003ch3\u003eBuild and Purpose\u003c\/h3\u003e\u003cp\u003eThe gasket is shaped to sit snugly in its position, creating a seal that keeps oil from leaking out. With it fitted properly, the cam chain stays at the correct tension, which matters for the engine's overall operation. It is worth checking this gasket from time to time, particularly if you spot oil seepage or notice the engine losing power.\u003c\/p\u003e\u003ch3\u003eFitting Notes\u003c\/h3\u003e\u003cp\u003eSwapping out the cam chain adjuster gasket is a simple task that most people can manage with basic hand tools. Start by taking off the old gasket and wiping down the mating faces so the new one seals well. The replacement should settle into position without needing any alteration, so it is a straightforward job for anyone comfortable working on scooters.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Cam chain adjuster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt Hole Spacing:\u003c\/strong\u003e 40mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e VOG 260 BN169MM engine: Linhai 250\/260\/300 scooters and many other makes, 40mm bolt hole spacing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eSuitable for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAprilia Leonardo 250, Leonardo 300\u003c\/li\u003e\n\u003cli\u003eBenelli Velvet 250\u003c\/li\u003e\n\u003cli\u003eCF Moto\u003c\/li\u003e\n\u003cli\u003eDiamo Turista\u003c\/li\u003e\n\u003cli\u003eItaljet Jupiter 250\u003c\/li\u003e\n\u003cli\u003eJCL\u003c\/li\u003e\n\u003cli\u003eVOG 260\u003c\/li\u003e\n\u003cli\u003eXingyue VOG 260\u003c\/li\u003e\n\u003cli\u003eLinhai Aeolus, Linhai ATV 260, Linhai Tank 260, Linhai 250\/260\/300 scooters\u003c\/li\u003e\n\u003cli\u003eTank Touring 250DE\u003c\/li\u003e\n\u003cli\u003eMalaguti Madison 250, Password 250\u003c\/li\u003e\n\u003cli\u003eMBK Kilibre 300, Skyliner 250\u003c\/li\u003e\n\u003cli\u003eRenault Kouranos 250\u003c\/li\u003e\n\u003cli\u003eRoketa MC-54 250B\u003c\/li\u003e\n\u003cli\u003eYamaha Majesty 250 (mod. 1999 and later)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your engine is a VOG 260 BN169MM and that the bolt hole spacing measures 40mm before you fit it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134461247545,"sku":"TT-15880","price":1.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/vog-260-cam-chain-adjuster-gasket-1.jpg?v=1794344222"},{"product_id":"valve-set-for-250cc-scooters","title":"Valve Set for 250cc Scooters","description":"\u003ch2\u003eValve Set for 250cc 4-Stroke Water-Cooled Engines\u003c\/h2\u003e\u003cp\u003eThis valve set suits 250cc 4-stroke water-cooled engines and helps the engine breathe efficiently. The kit contains both an intake valve and an exhaust valve, so it covers the core components responsible for engine efficiency. Healthy \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e are essential for controlling air coming in and exhaust going out. If you hear ticking or notice weak compression, a replacement is worth considering.\u003c\/p\u003e\u003ch3\u003eWhen to Replace It\u003c\/h3\u003e\u003cp\u003eConsider swapping out this valve set if you see low compression, hear ticking, or find burnt valves. Any of these signs suggest the engine may need cylinder head work to get back to normal operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Length:\u003c\/strong\u003e 77.35mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valve Outer Diameter:\u003c\/strong\u003e 26.3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Outer Diameter:\u003c\/strong\u003e 30.3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter of Stem:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 250cc 4-stroke water-cooled BN172MM engines (172mm), universal valve set\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBoreem (BMS) 250cc 172mm 4-stroke\u003c\/li\u003e\n\u003cli\u003eCFmoto V3\/V5 250cc 172mm 4-stroke\u003c\/li\u003e\n\u003cli\u003eHonda 250cc 172mm 4-stroke\u003c\/li\u003e\n\u003cli\u003eKazuma 250cc 172mm 4-stroke\u003c\/li\u003e\n\u003cli\u003eRoketa 250cc 172mm 4-stroke\u003c\/li\u003e\n\u003cli\u003eSUNL 250cc 172mm 4-stroke\u003c\/li\u003e\n\u003cli\u003eTank 250cc 172mm 4-stroke\u003c\/li\u003e\n\u003cli\u003eVarious unlisted makes\/models (250cc 172mm 4-stroke)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your engine is a 250cc BN172MM 4-stroke water-cooled design, then check that the intake face measures 30.3mm, the exhaust face 26.3mm, and the length 77.35mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134464360505,"sku":"TT-15911","price":15.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/valve-set-for-250cc-scooters-1.jpg?v=1794344270"},{"product_id":"schrader-valve-core-tool-with-grip-for-scooters-mopeds","title":"Schrader Valve Core Tool with Grip for Scooters \u0026 Mopeds","description":"\u003ch2\u003eSchrader Valve Core Tool for Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis Schrader Valve Core Tool is a handy item for looking after the tires on your scooter or moped. Its small size makes it easy to pull out and refit standard valve cores, so it suits anyone who prefers to do their own tire work. Swapping a valve core is one of the more straightforward jobs you can tackle at home alongside other \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e. It holds the core firmly so the seating is secure each time, and the grip is comfortable to use, which takes much of the hassle out of tire upkeep.\u003c\/p\u003e\u003ch3\u003eErgonomic Design for Efficiency\u003c\/h3\u003e\u003cp\u003eThe handle has a textured plastic surface that holds well and lets you apply turning force, even when your hands are oily or wearing gloves. Its shape reduces strain on your hand, so stiff or corroded valves are easier to work loose during maintenance.\u003c\/p\u003e\u003ch3\u003eHigh-Strength Steel Tip\u003c\/h3\u003e\u003cp\u003eThe business end is hardened steel, chosen so it can engage valve cores without harming their fine internal parts. Built solidly, the tool holds up to frequent use and is a dependable item to keep in your toolkit.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Impact Plastic (Handle), Hardened Steel (Tip)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 2 inches (50.8mm) in length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Valve Core Removal Tool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Universal tool for standard Schrader (A-Type) valve cores on scooters, motorcycles, e-bikes, bicycles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eUniversal, for scooters, motorcycles, e-bikes, bicycles and automotive applications (standard Schrader A-Type valve cores)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Choose this tool for standard Schrader (A-Type) valve cores, the type fitted to most tires.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-handlebars-grips\"\u003eScooter Grips \u0026amp; Handlebar Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134464884793,"sku":"TT-15918","price":8.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/schrader-valve-core-tool-with-grip-1.jpg?v=1794344279"},{"product_id":"schrader-valve-core-tool-for-scooters-mopeds","title":"Schrader Valve Core Tool for Scooters \u0026 Mopeds","description":"\u003ch2\u003eSchrader Valve Core Removal Tool for Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis tool for pulling Schrader valve cores works on a range of two-wheelers, such as scooters, bicycles, e-bikes, and motorbikes. It is compact, so it is simple to carry and keep stored where you can reach it. If you are looking to swap out parts with little effort, browse our \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e to help keep your ride in good working order. The knurled grip makes it easy to unscrew a valve core whenever you need to.\u003c\/p\u003e\u003ch3\u003eWhat This Part Does\u003c\/h3\u003e\u003cp\u003eThis Schrader valve core removal tool helps you keep tire pressure correct and the vehicle performing well. Symptoms such as low compression or burnt valves can point to a need to check the cylinder head and valves and make any required adjustments or replacements.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1.75 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Valve Core Tool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Universal Schrader valve cores on scooters, bicycles, e-bikes and motorcycles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eScooters\u003c\/li\u003e\n\u003cli\u003eBicycles\u003c\/li\u003e\n\u003cli\u003eE-bikes\u003c\/li\u003e\n\u003cli\u003eMotorcycles\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Works with any Schrader-type valve core, the kind that has a center pin, located on the valve stem of a tire or tube.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-tools\"\u003eScooter Tools\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134468194361,"sku":"TT-15937","price":5.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/schrader-valve-core-tool-1.jpg?v=1794344309"},{"product_id":"gy6-50cc-139qmb-intake-valve-69mm-for-50cc-4-stroke","title":"GY6 50cc (139QMB) Intake Valve 69mm for 50cc 4-Stroke","description":"\u003ch2\u003eReplacement Intake Valve for QMB139 50cc Scooters\u003c\/h2\u003e\u003cp\u003eThis intake valve is made to swap in for a worn or damaged part in a QMB139-powered 50cc scooter. It measures 69mm overall, with an 18.5mm head diameter and a 5mm shaft diameter, matching the factory dimensions used on standard 49cc\/50cc 4-stroke horizontal engines. It belongs to the group of \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e that help keep the engine running as it should.\u003c\/p\u003e\u003ch3\u003eHow It Works and Fitting\u003c\/h3\u003e\u003cp\u003eThe intake valve controls when the air and fuel mixture flows into the combustion chamber. With age, this component can wear out, which may show up as lower power or misfiring. Swapping it out is a straightforward job for anyone comfortable with basic scooter upkeep, and it lets the engine return to smooth, efficient running.\u003c\/p\u003e\u003ch3\u003eSigns It May Need Replacing\u003c\/h3\u003e\u003cp\u003eA failing intake valve can cause weak acceleration, odd engine sounds, or trouble starting the scooter. If any of these appear, check the valve and replace it if needed to bring the engine back to good performance. Routine inspections can catch problems early and help the scooter stay dependable.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Intake Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 18.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 69mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e QMB139 49cc\/50cc 4-stroke horizontal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e QMB139 49cc\/50cc 4-stroke horizontal engines (GY6-style) on Chinese-made scooters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eQMB139 49cc\/50cc 4-stroke horizontal engine (69mm overall length, 18.5mm head)\u003c\/li\u003e\n\u003cli\u003eVarious unlisted makes and models using the QMB139 engine platform\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm the engine is a QMB139 49cc\/50cc 4-stroke horizontal, and make sure the valve is 69mm overall with an 18.5mm head and 5mm shaft.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-fuel-system\"\u003eScooter Fuel System Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134468751417,"sku":"TT-15945","price":6.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-intake-valve-69mm-for-50cc-4-stroke-1.jpg?v=1794344319"},{"product_id":"gy6-50cc-139qmb-69mm-valve-rebuild-kit","title":"GY6 50cc (139QMB) 69mm Valve Rebuild Kit","description":"\u003ch2\u003eValve Rebuild Kit for GY6 50cc (139QMB) Engines\u003c\/h2\u003e\u003cp\u003eThis valve rebuild kit is made for 50cc 4-stroke QMB139 engines. It supplies everything needed for a full valve assembly, which can help restore performance and dependability. It is one of the \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e we carry, and it plays a key role in keeping the engine running properly, supporting stronger compression and better efficiency. Replacing these components on a regular basis can head off larger engine issues and keep your scooter running smoothly.\u003c\/p\u003e\u003ch3\u003eWhat Comes in the Kit\u003c\/h3\u003e\u003cp\u003eThe kit contains a full set of pieces, including intake and exhaust valves, a pair of valve springs, valve washers, seals, retainers, and keepers. Every item has its own job in the engine, together controlling the flow of air and fuel accurately, which is essential for proper combustion and engine output.\u003c\/p\u003e\u003ch3\u003eSigns It May Be Time to Replace Them\u003c\/h3\u003e\u003cp\u003eThink about replacing these valve parts if you notice lower power, odd engine sounds, or a general drop in performance. Keeping these components maintained helps prevent bigger problems later and keeps your scooter running efficiently.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Length:\u003c\/strong\u003e 69mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Diameter:\u003c\/strong\u003e 18.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valve Diameter:\u003c\/strong\u003e 16mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 50cc 4-stroke QMB139 engines (GY6 type), 69mm valve length\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eQMB139 50cc\/49cc 4-stroke engine (69mm valve length, 5mm shaft)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check that the valve length and stem diameter match your engine: 69mm length with 5mm shafts, with an 18.5mm intake head and a 16mm exhaust head.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134469439545,"sku":"TT-15952","price":14.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-69mm-valve-rebuild-kit-1.webp?v=1794344329"},{"product_id":"presta-valve-adaptor-set-of-5-for-scooters-mopeds","title":"Presta Valve Adaptor - Set of 5 for Scooters \u0026 Mopeds","description":"\u003ch2\u003ePresta Valve Adapter Set for Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis five-piece set of Presta-to-Schrader valve adapters lets you use a bicycle pump or air compressor to fill tires without fuss. They work with a range of scooters and mopeds, so they suit many different setups. You can also find them among our \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads and valves\u003c\/a\u003e, which can make tire upkeep easier. If you're running into low compression or valve trouble, these adapters are a handy option for your vehicle.\u003c\/p\u003e\u003ch3\u003eWhat This Part Does\u003c\/h3\u003e\u003cp\u003eThis Presta valve adapter makes it simple to inflate scooter or moped tires with pumps that are widely available. If Presta valves are causing air leaks or are hard to reach with your equipment, these adapters offer a simple solution.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Various scooters and mopeds\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRazor E-100, E-125, E-150, E-175, E-200, E-300 and E-500\u003c\/li\u003e\n\u003cli\u003eRazor MX350, MX400, MX500 and MX650 Dirt Rocket\u003c\/li\u003e\n\u003cli\u003eRazor Mini-Chopper\u003c\/li\u003e\n\u003cli\u003eRazor Pocket Mod Bistro and Bella\u003c\/li\u003e\n\u003cli\u003eRazor Pocket Rocket\u003c\/li\u003e\n\u003cli\u003eRazor Sport Mod\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSelection guide:\u003c\/strong\u003e This set is intended for tires that use a slim Presta valve. Once fitted, the adapters allow a regular air pump or compressor hose, which connects to Schrader valves, to fill these tires.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads and Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134470258745,"sku":"TT-15958","price":4.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/presta-valve-adaptor-set-of-5-1.webp?v=1794344342"},{"product_id":"gy6-50cc-139qmb-non-emissions-valve-cover","title":"GY6 50cc (139QMB) Non-Emissions Valve Cover","description":"\u003ch2\u003eNon-Emissions Valve Cover for 50cc 4-Stroke Engines\u003c\/h2\u003e\u003cp\u003eThis valve cover without emissions equipment is made for 50cc 4-stroke engines, with the QMB139 as the main match. It governs how air and gases move through the top of the engine, which affects power and fuel economy. It belongs to the \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e range and may help restore proper engine operation when low compression or valve problems are involved. Please be aware that a valve cover gasket is not included with this part; you can find one among the related listings.\u003c\/p\u003e\u003ch3\u003eSigns It Needs Replacing\u003c\/h3\u003e\u003cp\u003eA ticking sound or evidence of burnt valves suggests the valve cover may need to be swapped out. Matching the cylinder head to your engine's specifications is key to keeping it running well.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Universal Parts QMB139 50cc 4-stroke GY6 engines (non-emissions valve cover)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eQMB139 50cc\/49cc 4-stroke engine\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-accessories\"\u003eScooter Accessories\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134470357049,"sku":"TT-15961","price":18.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-non-emissions-valve-cover-1.jpg?v=1794344344"},{"product_id":"gy6-50cc-139qmb-exhaust-valve-69mm","title":"GY6 50cc (139QMB) Exhaust Valve - 69mm","description":"\u003ch2\u003eExhaust Valve for 50cc QMB139 Engines\u003c\/h2\u003e\u003cp\u003eThis exhaust valve suits 50cc 4-stroke QMB139 engines. Its overall length is 69mm, the head diameter is 16mm, and the stem diameter is 5mm. It is one of the essential \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e, helping the engine exhale gases correctly. If you notice poor compression or problems linked to the valves, this part may need replacing.\u003c\/p\u003e\u003ch3\u003eSigns It Needs Replacing\u003c\/h3\u003e\u003cp\u003eLow compression, a ticking noise from the top end, or a burnt valve face all suggest the exhaust valve should be checked and possibly swapped out. Confirm that the cylinder head matches your engine code and bore size so performance stays where it should be.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 16mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 69mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 50cc 4-stroke QMB139 engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 50cc 4-stroke QMB139 engines\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check that the valve suits your engine's QMB139 code, with a 16mm head diameter, 5mm stem and 69mm overall length.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-exhausts\"\u003eScooter Exhausts \u0026amp; Mufflers\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134470455353,"sku":"TT-15963","price":7.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-exhaust-valve-69mm-1.jpg?v=1794344346"},{"product_id":"gy6-50cc-139qmb-rocker-arms-for-69mm-length-valve","title":"GY6 50cc (139QMB) Rocker Arms for 69mm Length Valve","description":"\u003ch2\u003eRocker Arms for 50cc 4-Stroke Engines\u003c\/h2\u003e\u003cp\u003eThese rocker arms are built for cylinder heads that use 69mm valves on 50cc QMB139 4-stroke engines. Correct valve action is central to good engine output, so this component plays a direct role in how the engine runs. It belongs to the range of \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e often looked at when troubleshooting weak compression or a ticking noise. Swapping out worn rocker arms can help the engine breathe properly and can stop further wear from developing.\u003c\/p\u003e\u003ch3\u003eSigns It Needs Changing\u003c\/h3\u003e\u003cp\u003eConsider replacing the rocker arms if you hear ticking, notice low compression, or find burnt valves. Any of these may point to the need for work on the cylinder head to get the engine running correctly again. Before fitting a new set, check that it suits your cylinder head's bore size and engine code.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 55.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Universal GY6 50cc 4-stroke QMB139 engines with 69mm valves\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eSuitable for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBaja SC50\u003c\/li\u003e\n\u003cli\u003eKymco (69mm valve heads)\u003c\/li\u003e\n\u003cli\u003ePanterra (69mm valve heads)\u003c\/li\u003e\n\u003cli\u003eQMB139 50cc\/49cc engines (69mm valves)\u003c\/li\u003e\n\u003cli\u003eQingqi (69mm valve heads)\u003c\/li\u003e\n\u003cli\u003eRoketa (69mm valve heads)\u003c\/li\u003e\n\u003cli\u003eSUNL (69mm valve heads)\u003c\/li\u003e\n\u003cli\u003eVarious unlisted makes and models with 69mm valve heads\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Make sure the valve length on your head matches. This part is intended for heads with 69mm valves and measures 55.5mm in length.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134471372857,"sku":"TT-15972","price":9.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-rocker-arms-for-69mm-length-valve-1.jpg?v=1794344360"},{"product_id":"gy6-50cc-139qmb-exhaust-valve-64mm","title":"GY6 50cc (139QMB) Exhaust Valve - 64mm","description":"\u003ch2\u003e64mm Exhaust Valve Built for 50cc QMB139 Engines\u003c\/h2\u003e\u003cp\u003eThis exhaust valve is designed for 50cc 4-stroke QMB139 engines, aiming to support better engine output and efficiency. It plays a central role in how effectively your engine exchanges gases. If you spot symptoms such as weak compression or ticking sounds, this component may need to be swapped out. It's one of the key \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e for keeping your engine in good working order.\u003c\/p\u003e\u003ch3\u003eSigns It Needs Replacing\u003c\/h3\u003e\u003cp\u003eWear indicators like ticking noises or burnt valves suggest the part is due for replacement. Keeping the cylinder head, valves, and camshaft in good condition is essential for consistent engine performance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Diameter:\u003c\/strong\u003e 16mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 64mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 50cc (QMB139) 4-stroke engines, 64mm exhaust valve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 50cc QMB139 4-stroke engines\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your engine is a QMB139 50cc 4-stroke, and verify the valve measures 64mm overall length with a 16mm head and 5mm shaft.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-exhausts\"\u003eScooter Exhausts \u0026amp; Mufflers\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134471831609,"sku":"TT-15976","price":6.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-exhaust-valve-64mm-1.jpg?v=1794344367"},{"product_id":"gy6-50cc-139qmb-cylinder-head-emissions","title":"GY6 50cc (139QMB) Cylinder Head - Emissions","description":"\u003ch2\u003eGY6 50cc Cylinder Head Built for 139QMB Engines\u003c\/h2\u003e\u003cp\u003eThis GY6 50cc Cylinder Head suits 50cc 4-stroke QMB139 engines and uses a PAIR emissions setup, short for Pulsed Secondary Air Injection System. The system pushes air into the exhaust stream to cut down on hydrocarbon (HC) and carbon monoxide (CO) output. It's one of the \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e that helps your engine run cleaner and more efficiently.\u003c\/p\u003e\u003ch3\u003eEmissions Control System\u003c\/h3\u003e\u003cp\u003eThis head includes the PAIR system, which helps limit harmful exhaust output from your scooter. Adding fresh air to the exhaust supports more complete combustion and helps meet emissions standards. It's a useful feature for riders who want to lower their environmental footprint without giving up engine performance.\u003c\/p\u003e\u003ch3\u003eSpecifications and Dimensions\u003c\/h3\u003e\u003cp\u003eThe GY6 50cc Cylinder Head is machined to exact measurements so it lines up properly with your engine. It has a 39mm bore, a 17mm intake port diameter, and an 18mm exhaust port diameter. Getting these dimensions right matters for keeping the air-fuel mixture balanced, which directly affects how the engine performs.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 39mm Bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Port Diameter:\u003c\/strong\u003e 17mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Port Diameter:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmission Control System:\u003c\/strong\u003e Pulsed Secondary Air Injection (PAIR)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Universal GY6 50cc QMB139 4-stroke engines with PAIR emissions cylinder head\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eUniversal QMB139 50cc\/49cc 4-stroke engines (PAIR emissions style, 39mm bore)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your engine has a 39mm bore and the QMB139 designation, and verify it uses a PAIR emissions system before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134474518585,"sku":"TT-16007","price":43.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-50cc-139qmb-cylinder-head-emissions-1.jpg?v=1794344415"},{"product_id":"gy6-valve-shim-tt","title":"GY6 Valve Shim","description":"\u003ch2\u003eGY6 Valve Shim for 125cc and 150cc Engines\u003c\/h2\u003e\u003cp\u003eThis valve shim suits 125cc and 150cc GY6 4-stroke engines, covering the QMI152\/157 and QMJ152\/157 models along with the ZNEN engines found on a range of scooter brands. It contributes to engine output by keeping valve action and compression where they should be. It belongs to the \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e range and is often considered when dealing with issues such as low compression or valve noise. Confirm that it matches your engine code and bore size before ordering.\u003c\/p\u003e\u003ch3\u003eWhat This Part Does\u003c\/h3\u003e\u003cp\u003eThe valve shim sits within the cylinder head and influences how air and exhaust move through the engine. If you notice ticking sounds or burnt valves, replacing this component can help restore normal running.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 16.75mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 22.50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 0.75mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 150cc and 125cc 4-stroke QMI152\/157 and QMJ152\/157 engines; 150cc GY6 ZNEN engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 150cc and 125cc 4-stroke engines (QMI152\/157, QMJ152\/157)\u003c\/li\u003e\n\u003cli\u003eGY6 150cc 4-stroke ZNEN engines (Bintelli, Gorilla Motor Works (GMW), Puma scooters)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Identify whether your engine code is QMI152\/157, QMJ152\/157 or ZNEN, then confirm the valve shim measures 16.75mm inner diameter, 22.50mm outer diameter and 0.75mm thickness.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134481563705,"sku":"TT-16065","price":2.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-valve-shim-1.jpg?v=1794344497"},{"product_id":"gy6-200cc-61mm-cylinder-head-for-161qmk","title":"GY6 \"200cc\" 61mm Cylinder Head for 161QMK 169cc","description":"\u003ch2\u003e61mm Cylinder Head for GY6 161QMK Engine\u003c\/h2\u003e\u003cp\u003eThis 61mm cylinder head is built for the 161QMK 4-stroke engine, a unit commonly found in a range of vehicles, including the \"Tank\" 200 models. Confirm that the stud spacing matches your engine before fitting. The head is made to help engine performance and comes with both intake and exhaust studs. It belongs to the \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e range and can make a real difference to how your vehicle runs.\u003c\/p\u003e\u003ch3\u003eEngine Compatibility\u003c\/h3\u003e\u003cp\u003eThis head is made specifically for the GY6 161QMK engine. You will most often see this engine in off-road machines such as buggies, ATVs, and go-karts. If your scooter is a \"Tank\" 200 model, this part will also fit without any issues.\u003c\/p\u003e\u003ch3\u003eDimensions and Specifications\u003c\/h3\u003e\u003cp\u003eThe combustion chamber on this head measures 61mm, and the diagonal cylinder stud spacing is 79mm. Excluding the valve springs, the overall height is 64mm. The intake valve measures 27mm across and the exhaust valve 23mm, which supports smoother airflow and better engine output.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombustion Chamber:\u003c\/strong\u003e 61mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Stud Spacing:\u003c\/strong\u003e 79mm (diagonal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Height:\u003c\/strong\u003e 64mm (excluding valve springs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Diameter:\u003c\/strong\u003e 27mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valve Diameter:\u003c\/strong\u003e 23mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Port:\u003c\/strong\u003e 24mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Port:\u003c\/strong\u003e 23mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Stud Size:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Intake and exhaust studs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 161QMK wide-stud 169cc (\"200cc\") engines on Vitacci, HHH\/Tank Sports, Tao Motor\/TaoTao and TrailMaster models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVitacci Clash 200 (Clash 200 EFI), Eagle 200, Tanker 200, Focus 200, Fighter 200, Hiker 200, Ranger 200, Striker 200, V-Max 200, V-Sharp 200, Bella 200, Best 200, Bingo 200, Crola 200, Fula 200, Roket 200 (wide-stud 161QMK specifications)\u003c\/li\u003e\n\u003cli\u003eHHH\/Tank Sports Tank 200 EFI, Tanker 200 (wide-stud 161QMK specifications)\u003c\/li\u003e\n\u003cli\u003eTao Motor\/TaoTao Bull 200 ATV and select 200-series utility buggies (wide-stud 169cc platform)\u003c\/li\u003e\n\u003cli\u003eTrailMaster select 200-series go-karts and light utility buggies (wide-stud 161QMK)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Make sure the engine is a wide-stud 161QMK with a 56mm x 56mm square and 79mm diagonal stud spacing. Standard GY6 125\/150cc engines are not a match. Use with cylinder kit 164-340, which is sold separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134482120761,"sku":"TT-16069","price":103.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-200cc-61mm-cylinder-head-for-161qmk-1.jpg?v=1794344504"},{"product_id":"cylinder-head-gasket-for-scooters-mopeds","title":"Cylinder Head Gasket for Scooters \u0026 Mopeds","description":"\u003ch2\u003eCylinder Head Gasket for 50cc 2-Stroke Engines\u003c\/h2\u003e\u003cp\u003eThis gasket is made for 50cc 2-stroke engines, specifically the 1DE41QMB model. It seals the cylinder head so compression holds steady and gas or oil doesn't escape. You'll likely need it when compression drops or the valve area starts giving trouble. It's one of the parts found in our \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e range that may need swapping during routine upkeep.\u003c\/p\u003e\u003ch3\u003eWhen to Replace It\u003c\/h3\u003e\u003cp\u003eTicking noises or burnt valves are signs the gasket may be failing and due for a change. A tight, reliable seal matters for keeping the engine running well and lasting longer.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 43mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 50cc 2-stroke 1DE41QMB engines (Universal Parts cylinder head gasket, 43mm inner diameter)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003e50cc 2-stroke 1DE41QMB engine\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your engine carries the 1DE41QMB 50cc 2-stroke code, and check that the gasket's inner diameter is 43mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134652481593,"sku":"TT-16121","price":3.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cylinder-head-gasket-1.jpg?v=1794346270"},{"product_id":"90-65-6-5-11-scooter-inner-tube-90-angled-valve","title":"90\/65-6.5 11\" Scooter Inner Tube - 90° Angled Valve","description":"\u003ch2\u003eInner Tube for 11\" Electric Scooters and Mini Bikes\u003c\/h2\u003e\u003cp\u003eThis 90\/65-6.5 inner tube is made for 11\" electric scooter tires sitting on 6.5\" rims. Its 90° angled valve stem makes it easier to pump up in cramped spots where a straight valve would be hard to reach. You can also browse our \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003erange of scooter inner tubes\u003c\/a\u003e, which covers several tire sizes including 90\/65-6.5, 100\/65-6.5, and 110\/50-6.5, so it suits a good number of riders.\u003c\/p\u003e\u003ch3\u003eBuild and Longevity\u003c\/h3\u003e\u003cp\u003eThe tube is built from heavy-duty butyl rubber, which holds air well and wears steadily. Thicker walls help guard against pinch flats, so it lasts longer and needs replacing less often. It is a sturdy choice for daily commuting as well as riding on rougher ground.\u003c\/p\u003e\u003ch3\u003eFit and Fitting It Yourself\u003c\/h3\u003e\u003cp\u003eThis tube works with a broad range of high-power electric scooters and mini bikes. It goes in without much fuss, so it is a practical pick for home repairs. Swapping in a fresh tube is a simple way to keep your scooter running well.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Butyl Rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 90\/65-6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Inner Tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 11-inch scooter tires on 6.5-inch rims: 90\/65-6.5, 100\/65-6.5 and 110\/50-6.5 sizes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Models\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVSETT 11+ (11-inch variants)\u003c\/li\u003e\n\u003cli\u003eVSETT Super 72 (11-inch variants)\u003c\/li\u003e\n\u003cli\u003eKaabo Wolf Warrior 11\u003c\/li\u003e\n\u003cli\u003eKaabo Wolf King, Wolf King GT\u003c\/li\u003e\n\u003cli\u003eDualtron Thunder, Thunder 2\u003c\/li\u003e\n\u003cli\u003eZero 11X\u003c\/li\u003e\n\u003cli\u003eZero 10X EVO\u003c\/li\u003e\n\u003cli\u003eSpeedual Plus, Macury Speedual Plus 11\u003c\/li\u003e\n\u003cli\u003eTrail\u003c\/li\u003e\n\u003cli\u003eZsnake\u003c\/li\u003e\n\u003cli\u003eCofanson\u003c\/li\u003e\n\u003cli\u003eNami Burn-e (11-inch variants)\u003c\/li\u003e\n\u003cli\u003eMega Moto MM-eRCH, MME-250, MT-A1, MT-A2\u003c\/li\u003e\n\u003cli\u003eMega Moto GP-RSR (38cc, 49cc)\u003c\/li\u003e\n\u003cli\u003eMost 49cc gas-powered mini scooters and stand-up G-scooters\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the size molded on your tire's sidewall and match it to 90\/65-6.5, 100\/65-6.5 or 110\/50-6.5.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134662311993,"sku":"TT-16215","price":6.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/90-65-6-5-11-inner-tube-90-angled-valve-1.webp?v=1794346412"},{"product_id":"47mm-gy6-50cc-139qmb-complete-non-emissions-cylinder-head","title":"47mm GY6 50cc (139QMB) Complete Non Emissions Cylinder Head","description":"\u003ch2\u003eFull Cylinder Head Assembly for 47mm GY6 50cc Engines\u003c\/h2\u003e\u003cp\u003eThis non-emissions cylinder head is built for the 50cc QMB139 four-stroke engine and includes the main parts needed for better performance. Its 47mm size makes it a good match for anyone planning to move up to a 72cc big bore kit. You can also browse our \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e when you are upgrading engine output or swapping out worn components.\u003c\/p\u003e\u003ch3\u003eSpecifications and Design\u003c\/h3\u003e\u003cp\u003eThe head uses 64mm valves to support better airflow and combustion. Overall height is 59.5mm. The intake port measures 17mm across and the exhaust port 18mm. Intake bolt holes are spaced 44.5mm apart, and exhaust bolt holes are spaced 50mm apart.\u003c\/p\u003e\u003ch3\u003eInstallation and Replacement\u003c\/h3\u003e\u003cp\u003eThis head suits specific performance upgrades and modifications. Before fitting it, confirm all connections are tight and that it lines up correctly with the rest of your engine. Inspecting the head on a regular basis helps keep the engine running well and can catch problems early.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 47mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Length:\u003c\/strong\u003e 64mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Height:\u003c\/strong\u003e 59.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Port Diameter:\u003c\/strong\u003e 17mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Port Diameter:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Bolt Hole Spacing:\u003c\/strong\u003e 44.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Bolt Hole Spacing:\u003c\/strong\u003e 50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 50cc (139QMB) 4-stroke engines with 47mm bore; for use with 72cc big bore kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 50cc QMB139 4-stroke engines (non emissions, 47mm bore)\u003c\/li\u003e\n\u003cli\u003eGY6 50cc QMB139 engines with 72cc big bore kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check that your engine bore is 47mm and the model code is QMB139 before you order. If you are running a 72cc big bore setup, this is the head made for that build.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc Scooter Parts (139QMB)\u003c\/a\u003e · \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51134662574137,"sku":"TT-16221","price":54.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/47mm-gy6-50cc-139qmb-complete-non-emissions-cylinder-head-1.jpg?v=1794346420"},{"product_id":"gy6-57mm-cylinder-head-pair-type","title":"GY6 57mm Cylinder Head - PAIR Type","description":"\u003ch2\u003e57mm Cylinder Head for GY6 150cc Engines\u003c\/h2\u003e\u003cp\u003eThis 57mm PAIR cylinder head is made for GY6 150cc engines and works as a full replacement when you are rebuilding your motor. It arrives fully assembled with the parts needed to swap out a damaged head. Using it means you can bring your engine back to working order without building everything from scratch. Thanks to its complete assembly and fit with the engine layout, it is one of the simpler \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e to install.\u003c\/p\u003e\u003ch3\u003eReady-to-Fit Valve Setup\u003c\/h3\u003e\u003cp\u003eThe head ships with its valve assembly already built up, so the intake and exhaust valves and their springs are in place. That keeps the install quicker and less involved during a rebuild. It is a useful option for anyone aiming to get more out of a GY6 engine.\u003c\/p\u003e\u003ch3\u003ePAIR Emissions Compatibility\u003c\/h3\u003e\u003cp\u003eThe design accommodates the Pulsed Secondary Air Injection (PAIR) system, which cuts harmful emissions by feeding air into the exhaust stream. This helps with emissions compliance while keeping the engine running efficiently. On off-road machines without this system, the PAIR port can be blanked off during installation if needed.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Complete emissions-type cylinder head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Platform:\u003c\/strong\u003e GY6-A four-stroke\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Application:\u003c\/strong\u003e 150cc QMJ157\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 57 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Height:\u003c\/strong\u003e 60.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead-Stud Spacing:\u003c\/strong\u003e 54 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagonal Head-Stud Spacing:\u003c\/strong\u003e 76.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagonal Valve-Cover Bolt Spacing:\u003c\/strong\u003e 144 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Valve Diameter:\u003c\/strong\u003e 29 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Valve Diameter:\u003c\/strong\u003e 23.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmissions Feature:\u003c\/strong\u003e PAIR secondary-air system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Installed valves and springs; intake and exhaust studs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6-A 150cc four-stroke engines (QMJ157 \/ 157QMJ) with 57 mm bore and PAIR provision\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6-A 150cc QMJ157 \/ 157QMJ (57 mm bore, 54 mm head-stud spacing, PAIR secondary-air provision)\u003c\/li\u003e\n\u003cli\u003eGY6 QMI\/QMJ 152\/157 applications (match bore, stud spacing and valve-cover bolt layout)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check that the engine code and dimensions line up with your current head: 57 mm bore, 54 mm head-stud spacing, 60.5 mm overall height.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135679889465,"sku":"TT-16319","price":75.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-57mm-cylinder-head-pair-type-1.jpg?v=1794349529"},{"product_id":"150cc-gy6-complete-cylinder-head-non-emission","title":"150cc GY6 Complete Cylinder Head - Non Emission","description":"\u003ch2\u003eFull Cylinder Head Assembly for 150cc GY6 Engines\u003c\/h2\u003e\u003cp\u003eThis complete head is built for 150cc GY6 four-stroke engines, including the QMJ157 version. It controls airflow into and out of the engine and helps determine how efficiently fuel burns. When compression drops or the valves start to fail, swapping in a new head can bring back lost power. You can find more options among \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e if you need related components for keeping the engine in good condition.\u003c\/p\u003e\u003ch3\u003eRole of the Head\u003c\/h3\u003e\u003cp\u003eTogether with the valves and camshaft, the head governs how well the engine takes in and expels gases. Ticking noises or valves that look burnt can point to a head that needs inspection or replacement.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 60mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Diameter:\u003c\/strong\u003e 57mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake Port Diameter:\u003c\/strong\u003e 24mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Port Diameter:\u003c\/strong\u003e 24mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Studs:\u003c\/strong\u003e M6x1.00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 150cc GY6 4-stroke QMJ157 engines (non-emission, 57mm bore)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e150cc GY6 4-stroke QMJ157 engines (non-emission, 57mm bore)\u003c\/li\u003e\n\u003cli\u003eGY6 QMI\/QMJ 152\/157 engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSelection tip:\u003c\/strong\u003e Confirm your engine has a 57mm bore and is a non-emission 150cc GY6 QMJ157 type before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135685099577,"sku":"TT-16329","price":67.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/150cc-gy6-complete-cylinder-head-non-emission-1.jpg?v=1794349546"},{"product_id":"120mm-fuel-shut-off-valve-for-scooters-mopeds","title":"120mm Fuel Shut-off Valve for Scooters \u0026 Mopeds","description":"\u003ch2\u003e120mm Fuel Shut-off Valve for Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis fuel shut-off valve suits scooters and mopeds and helps keep fuel flowing in a controlled way. It has a noticeable effect on how the engine runs, especially when you notice signs such as low compression or burnt valves. Swapping out this part can help bring back your engine's efficiency. It belongs to the group of \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003escooter cylinder heads \u0026amp; valves\u003c\/a\u003e worth checking when you service your vehicle.\u003c\/p\u003e\u003ch3\u003eFunction of This Part\u003c\/h3\u003e\u003cp\u003eThis valve regulates how much fuel reaches the engine, which matters for proper combustion. If fuel delivery seems off, replacing this component may improve how the engine runs.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M14x1.00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Length:\u003c\/strong\u003e 120mm (4 ¾ inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Outlet Inner Diameter:\u003c\/strong\u003e 2.58mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt Outer Diameter:\u003c\/strong\u003e 18.50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt Inner Diameter:\u003c\/strong\u003e 13mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Universal 120mm fuel shut-off valve for scooters and mopeds with M14x1.00 female thread\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm that your tank's fitting uses the M14x1.00 thread, and that your fuel line accepts a 2.58mm inner diameter outlet.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-fuel-system\"\u003eScooter Fuel System Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135689523257,"sku":"TT-16336","price":8.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/120mm-fuel-shut-off-valve-1.webp?v=1794349554"},{"product_id":"10x2-125-scooter-inner-tube-90-angled-valve","title":"10x2.125 Scooter Inner Tube - 90° Angled Valve","description":"\u003ch2\u003e10x2.125 Inner Tube for Multiple Electric Scooters and Strollers\u003c\/h2\u003e\u003cp\u003eThis 10x2.125 inner tube suits riders who need a fit for particular rim setups and hub motors. Its 90-degree angled Schrader valve stem makes inflating simple with a standard pump. It is one of the \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003escooter inner tubes\u003c\/a\u003e made for a range of uses, so owners can keep their rides in good shape with little effort. Made from heavy-duty rubber, the tube resists punctures well and helps cut down on vibration for a smoother trip.\u003c\/p\u003e\u003ch3\u003eAngled Valve for Simple Inflation\u003c\/h3\u003e\u003cp\u003eThe 90-degree bent Schrader valve is designed to reach past motor housings and into deep rims, making it easy to add air. A straight valve can be awkward in tight spots. This angled design lets you pump up the tube quickly and without fuss.\u003c\/p\u003e\u003ch3\u003eThicker Build for Long Use\u003c\/h3\u003e\u003cp\u003eCompared with standard tubes, this one has a thicker wall, which lowers the chance of pinch flats. The heavy-duty rubber holds up to routine use and the wear that comes from riding in different conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heavy-duty rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 10 x 2.125 (fits 10x2, 10x2.125, 10x2.50)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Diameter:\u003c\/strong\u003e 6.5 inches (165mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e 90° bent Schrader stem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 10-inch tires with 6.5-inch (165mm) rim, sizes 10x2, 10x2.125, 10x2.50, recessed rims or hub motors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHover-1 Alpha\u003c\/li\u003e\n\u003cli\u003eVoyager Nightfall\u003c\/li\u003e\n\u003cli\u003eGotrax G4 (check valve angle)\u003c\/li\u003e\n\u003cli\u003eJetson Adventure\u003c\/li\u003e\n\u003cli\u003evarious 10\" electric scooters with recessed rims or hub motors\u003c\/li\u003e\n\u003cli\u003eHover-1 hoverboards (10-inch off-road and classic)\u003c\/li\u003e\n\u003cli\u003eSwagtron hoverboards (10-inch off-road and classic)\u003c\/li\u003e\n\u003cli\u003eSegway hoverboards (10-inch off-road and classic)\u003c\/li\u003e\n\u003cli\u003eBob Gear jogging strollers (10-inch wheels)\u003c\/li\u003e\n\u003cli\u003eBaby Trend jogging strollers (10-inch wheels)\u003c\/li\u003e\n\u003cli\u003eSchwinn jogging strollers (10-inch wheels)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the size on your tire's sidewall: 10x2, 10x2.125, or 10x2.50, paired with a 6.5-inch (165mm) rim.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-inner-tubes\"\u003eScooter Inner Tubes\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135696928825,"sku":"TT-16344","price":8.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/10x2-125-inner-tube-90-angled-valve-1.jpg?v=1794349569"},{"product_id":"gy6-valve-seals-for-4-valve-head","title":"GY6 Valve Seals for 4-Valve Head","description":"\u003ch2\u003eGY6 Valve Seals for 4-Valve Heads\u003c\/h2\u003e\u003cp\u003eThis replacement seal set is made for 4-valve heads on GY6 engines, helping to keep a proper seal and supporting better engine performance. If you notice low compression or a ticking noise from the valves, replacing the valve seals is worth considering. The set contains four seals sized for the engine's needs. It is one of the essential \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e that support healthy engine breathing and efficiency.\u003c\/p\u003e\u003ch3\u003eWhen to Replace It\u003c\/h3\u003e\u003cp\u003eValve seals play a key role in managing oil consumption and maintaining good compression. Ticking sounds or burnt valves are signs that the head may need attention.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e Overall Outer Diameter: 10.3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 8.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 engines with 4-valve head (QMI\/QMJ 152\/157)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 QMI\/QMJ 152\/157 engines (4-valve head)\u003c\/li\u003e\n\u003cli\u003eVarious unlisted makes and models with GY6 4-valve head\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm the set suits your engine's 4-valve head, and verify the seals have a 10.3mm outer diameter and an 8.5mm height.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135726026809,"sku":"TT-16384","price":9.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-valve-seals-for-4-valve-head-1.jpg?v=1794349626"},{"product_id":"gy6-titanium-valve-spring-retainers","title":"GY6 Titanium Valve Spring Retainers","description":"\u003ch2\u003eTitanium Valve Spring Retainers for GY6 Engines\u003c\/h2\u003e\u003cp\u003eUpgrade the valve train on your GY6 engine with these titanium valve spring retainers. Each one weighs roughly 3.5 grams, which is considerably lighter than stock steel versions. That lower weight cuts valve train inertia and helps the engine rev more smoothly. Part of the wider range of \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e, they suit both intake and exhaust positions and are a practical choice for performance-focused builds.\u003c\/p\u003e\u003ch3\u003eLightweight and Strong\u003c\/h3\u003e\u003cp\u003eMade from high-strength titanium, these retainers hold up well against metal fatigue, particularly at high RPM. That toughness helps the engine keep consistent performance during demanding riding. The reduced weight also eases strain on the valve train, which can improve how the engine responds.\u003c\/p\u003e\u003ch3\u003eIntended Use\u003c\/h3\u003e\u003cp\u003eThese retainers are best suited to off-road and racing setups, where performance matters most. They offer a meaningful benefit for anyone aiming to get more out of a GY6 engine. Periodic inspection and replacement may be needed to keep performance at its best, particularly under heavy use.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Titanium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 20.6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 7.2mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Set of 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 engines: QMI152\/QMJ152 125cc, QMI157\/QMJ157 150cc, and ZNEN 150cc GY6\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 QMI152 \/ QMJ152 (125cc, 4-stroke)\u003c\/li\u003e\n\u003cli\u003eGY6 QMI157 \/ QMJ157 (150cc, 4-stroke)\u003c\/li\u003e\n\u003cli\u003eZNEN 150cc GY6 (found in Bintelli, GMW, Puma scooters)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135726059577,"sku":"TT-16385","price":36.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-titanium-valve-spring-retainers-1.jpg?v=1794349627"},{"product_id":"cam-chain-guides-for-232cc-gy6","title":"Cam Chain Guides for 232cc GY6","description":"\u003ch2\u003eCam Chain Guides for GY6 Engines (205-232cc)\u003c\/h2\u003e\u003cp\u003eThese cam chain guides suit a range of GY6 builds, including setups with a big bore kit that uses a 6mm spacer, engines running an 8.2mm crank, and those fitted with oversized cylinder heads. Keeping the cam chain at the correct tension is essential for both how the engine runs and how long it lasts. As one of the \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e that helps the chain move smoothly, it's a practical purchase for anyone handling their own repairs.\u003c\/p\u003e\u003ch3\u003eGuide Lengths\u003c\/h3\u003e\u003cp\u003eYou can pick from two lengths depending on how your engine is built: 236.5mm or 241.3mm. Having two options means you can match the guide to your particular configuration and get a proper fit.\u003c\/p\u003e\u003ch3\u003eCompatibility and Installation\u003c\/h3\u003e\u003cp\u003eThe guides work with stock tensioners and are suitable for engines using a 94 or 96 link cam chain. During installation, confirm that you have the correct guide length for your engine build so that you don't run into performance problems. It's a simple component to swap out during routine servicing or when upgrading the engine.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Cam chain guide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e SSP-G extended cam chain guides for 205-232cc GY6 engines, big bore kits, +8.2mm crank\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 205-232cc engines (big bore kits with 6mm spacer)\u003c\/li\u003e\n\u003cli\u003eGY6 engines with +8.2mm crank\u003c\/li\u003e\n\u003cli\u003eGY6 engines with oversized cylinder head\/4-valve head\u003c\/li\u003e\n\u003cli\u003eGY6 QMI\/QMJ 152\/157 engines\u003c\/li\u003e\n\u003cli\u003eVarious unlisted makes\/models that use a 94 or 96 link cam chain\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Measure your stock cam chain guide. A standard guide is about 228.6mm, the shorter extended guide is 236.5mm, and the longer one is 241.3mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-chains-sprockets\"\u003eScooter Chains \u0026amp; Sprockets\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135728156729,"sku":"TT-16387","price":42.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cam-chain-guides-for-232cc-gy6-1.webp?v=1794349632"},{"product_id":"gy6-case-67mm-cylinder-head-base-gasket-set","title":"GY6-Case 67mm Cylinder Head \u0026 Base Gasket Set","description":"\u003ch2\u003e67mm Head and Base Gasket Kit for GY6 Engines\u003c\/h2\u003e\u003cp\u003eThis kit is made for GY6 engines, especially those built on a B-Case design. With a 67mm inner diameter, it suits modified setups that run a big bore kit. Among the \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e available, it helps create a full seal so the engine can run efficiently and last longer. The materials are built to handle the higher heat and pressure found in modified engines.\u003c\/p\u003e\u003ch3\u003eBuild Overview\u003c\/h3\u003e\u003cp\u003eThe kit contains one head gasket and one base gasket, each cut to match the 57mm stud spacing found on GY6 B-Case blocks. The composite material resists heat well, which matters when riding hard. Together, these gaskets hold up under load, helping to prevent leaks and keep the engine running reliably.\u003c\/p\u003e\u003ch3\u003eFit Check and Setup\u003c\/h3\u003e\u003cp\u003eThis kit is intended only for 4-stroke GY6 engines with a B-Case layout, so verify the stud spacing before you fit it. Stock GY6 engines use 54mm spacing, so measure the center-to-center distance between the studs to confirm your engine is compatible. This kit suits anyone moving to a 67mm big bore setup who wants a straightforward fit.\u003c\/p\u003e\u003ch3\u003eSpecs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGasket Inner Diameter:\u003c\/strong\u003e 67mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Stud Spacing:\u003c\/strong\u003e 57mm center-to-center\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Contents:\u003c\/strong\u003e 1x cylinder head gasket, 1x cylinder base gasket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Fitment:\u003c\/strong\u003e GY6 QMI\/QMJ 152\/157 (modified layouts)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 4-stroke QMI152\/QMJ157 engines with B-Case block (57mm stud spacing) and 67mm big bore kits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 QMI152\/QMJ157 (B-Case block, 57mm stud spacing, 67mm big bore)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Measure the center-to-center distance between your cylinder studs. This kit requires 57mm; standard A-Case engines use 54mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-gaskets-seals\"\u003eScooter Gaskets \u0026amp; Seals\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135728877625,"sku":"TT-16389","price":13.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/gy6-case-67mm-cylinder-head-base-gasket-set-1.png?v=1794349634"},{"product_id":"gy6-161qmk-engines-67mm-cylinder-kit-4-valve","title":"GY6 161QMK Engines 67mm Cylinder Kit 4 Valve","description":"\u003ch2\u003e67mm Cylinder Kit for GY6-B\/GY7\/161QMK Engines\u003c\/h2\u003e\u003cp\u003eThis 67mm 4 Valve Cylinder Kit suits GY6-B, GY7, and 161QMK engines, raising displacement to 232cc when used with a matching stroker crank. It comes with a ceramic-coated cylinder and a forged piston, so it appeals to riders looking for a dependable performance option. Within our \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 scooter parts\u003c\/a\u003e range, this kit is built for four-valve engines, which helps it fit correctly and deliver better output.\u003c\/p\u003e\u003ch3\u003eCylinder Construction\u003c\/h3\u003e\u003cp\u003eThe cylinder is coated in ceramic, which helps it shed heat and cut down on friction for smoother efficiency. The forged piston supplied with the kit weighs less and is tougher than standard cast pistons, which makes it a good match for demanding builds. Every part needed for installation is included, so you have everything for a complete upgrade.\u003c\/p\u003e\u003ch3\u003eInstallation and Compatibility\u003c\/h3\u003e\u003cp\u003eThis kit is made for B-case GY6 4-stroke engines with 57mm stud spacing. It works with four-valve setups and can be fitted without extra modifications. If you want more power and efficiency from your engine, replacing the cylinder is the recommended step.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Bore:\u003c\/strong\u003e 67mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Height:\u003c\/strong\u003e 76mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Height:\u003c\/strong\u003e 103.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStud Spacing:\u003c\/strong\u003e 57mm (B-case)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWrist Pin Diameter:\u003c\/strong\u003e 15mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Engine:\u003c\/strong\u003e GY6 QMI\/QMJ 152\/157 (B-case long case)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Displacement:\u003c\/strong\u003e 232cc (with 66mm stroker crank)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 B-case \/ GY7 161QMK builds with 57mm stud spacing and a matching four-valve Cygnus-style head\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 QMI152\/QMJ157 engines (B-case long case, 57mm stud spacing, four-valve head required)\u003c\/li\u003e\n\u003cli\u003eGY6-B \/ GY7 \/ 161QMK four-stroke builds (B-case, 57mm stud spacing)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your crankcase has 57mm cylinder-stud spacing and a B-case long case, and pair this kit with a four-valve Cygnus-style head.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/gy6-scooter-parts\"\u003eGY6 Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/chinese-scooter-parts\"\u003eChinese Scooter Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-kits\"\u003eScooter Big Bore \u0026amp; Cylinder Kits\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003eScooter Cylinder Heads \u0026amp; Valves\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135732023353,"sku":"TT-16393","price":386.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/67mm-cylinder-kit-4-valve-for-gy6-161qmk-engines-1.jpg?v=1794349641"}],"url":"https:\/\/www.trendtimes.com\/collections\/scooter-cylinder-heads.oembed?page=17","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}