{"product_id":"gy6-50cc-139qmb-cylinder-gaskets-50-mm","title":"GY6 50cc (139QMB) Cylinder Gaskets (50 mm)","description":"\u003ch2\u003eReplacement Cylinder Gasket for GY6 50cc Engines\u003c\/h2\u003e\u003cp\u003eThis cylinder gasket is built for the GY6 50cc engine code (139QMB) and is sized for a 50mm big bore kit, part #1100-1237. It helps restore compression or supports a larger engine displacement. It's a useful item among the \u003ca href=\"\/collections\/gy6-50cc-parts\"\u003eGY6 50cc scooter parts\u003c\/a\u003e available for performance work.\u003c\/p\u003e\u003ch3\u003eWhat This Part Does\u003c\/h3\u003e\u003cp\u003eThe cylinder gasket seals the joint between the cylinder and the engine case, which keeps compression where it belongs. A sound seal supports steady, efficient running. Fitting a new one when you install a big bore kit helps the components line up correctly and can contribute to better power output.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 50 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 50cc 139QMB engines with 50 mm big bore kit (NCY BBK #1100-1237)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 50cc 139QMB engine (with 50 mm big bore kit)\u003c\/li\u003e\n\u003cli\u003eNCY 50mm big bore kit #1100-1237\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm the bore before buying. This set is made for a 50 mm big bore on a 139QMB, so measure your cylinder and make sure it is 50 mm.\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-kits\"\u003eScooter Big Bore \u0026amp; Cylinder Kits\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":51138778726457,"sku":"TT-26687","price":13.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cylinder-gaskets-50-mm-for-gy6-50cc-139qmb-1.jpg?v=1794377723","url":"https:\/\/www.trendtimes.com\/products\/gy6-50cc-139qmb-cylinder-gaskets-50-mm","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}