{"product_id":"cylinder-head-bolt-pair-m6x100-for-scooters-mopeds","title":"Cylinder Head Bolt Pair - M6x100 for Scooters \u0026 Mopeds","description":"\u003ch2\u003eCylinder Head Bolt Pair for 125cc and 150cc Scooters\u003c\/h2\u003e\u003cp\u003eTwo M6x100 bolts make up this set, used to fasten the cylinder head to the engine case on 125cc and 150cc GY6 engines. They help keep the engine assembly sound. Secure fastening supports steady engine running and a longer service life. Like other \u003ca href=\"\/collections\/scooter-cylinder-heads\"\u003ecylinder head and valve components for scooters\u003c\/a\u003e, these bolts can wear out or get damaged and need swapping over time.\u003c\/p\u003e\u003ch3\u003eBuild and Fit Details\u003c\/h3\u003e\u003cp\u003eThe bolts have an M6x1.00 thread and an overall length of 106mm. They are shaped to seat the cylinder head firmly, which lowers the chance of them working loose while the engine runs. They suit GY6-type engines across several engine codes.\u003c\/p\u003e\u003ch3\u003eSigns It Is Time for New Head Bolts\u003c\/h3\u003e\u003cp\u003eConsider replacing cylinder head bolts when they show wear, or whenever the cylinder head has been taken off for service. Sound fastening matters for engine performance, and fitting fresh bolts can help avoid leaks and keep the assembly tight.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet:\u003c\/strong\u003e 2 bolts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M6x1.00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 25mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Length:\u003c\/strong\u003e 100mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 106mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 125\/150cc (157QMJ-based) engines, cylinder head to case\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eGY6 150cc (157QMJ) (cylinder head to case; engine codes 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A; other QMJ, QMK and QMI engines)\u003c\/li\u003e\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 includes QM or FM is covered.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhere it goes:\u003c\/strong\u003e part #13 on the cylinder head diagram for the GY6 150cc (157QMJ).\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-hardware\"\u003eScooter Bolts, Screws \u0026amp; Hardware\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":51138815492153,"sku":"TT-26904","price":1.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cylinder-head-bolt-pair-m6x100-1.jpg?v=1794378018","url":"https:\/\/www.trendtimes.com\/products\/cylinder-head-bolt-pair-m6x100-for-scooters-mopeds","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}