{"product_id":"znen-150cc-gy6-157qmj-cylinder-piston-top-end-rebuild-kit","title":"Znen 150cc GY6 157QMJ Cylinder Piston Top End Rebuild Kit","description":"\u003ch2\u003eZnen 150cc GY6 157QMJ Cylinder Piston Top End Rebuild Kit\u003c\/h2\u003e\n\u003cp\u003eReplacement cylinder barrel and piston top-end repair kit for \u003cstrong\u003eZnen 150cc scooters\u003c\/strong\u003e equipped with a compatible \u003cstrong\u003eGY6 157QMJ 150cc four-stroke engine\u003c\/strong\u003e. This is an engine-code-specific application, not a guarantee of fitment to every Znen model or production year.\u003c\/p\u003e\n\u003ch3\u003eKit includes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCylinder barrel\u003c\/li\u003e\n\u003cli\u003ePiston and piston rings\u003c\/li\u003e\n\u003cli\u003eGudgeon\/wrist pin and retaining circlips\u003c\/li\u003e\n\u003cli\u003eTop-end gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngine fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntended for compatible GY6 157QMJ 150cc engines used in selected Znen vehicles\u003c\/li\u003e\n\u003cli\u003eBefore purchase, confirm the 157QMJ engine stamp, original cylinder bore, piston pin, stud\/bolt spacing, and cylinder-base fit\u003c\/li\u003e\n\u003cli\u003eTypical 157QMJ reference dimensions: 57.4 mm bore and 15 mm piston pin; these are \u003cstrong\u003enot independently measured specifications of this supplied kit\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDo not assume compatibility with every 125cc engine, GY6B variant or 80 mm-pattern cylinder assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitable for engine top-end maintenance and repair where the existing cylinder and piston match. Compare photographs, included components and dimensions with the removed parts before ordering. Production-year compatibility is not established.\u003c\/p\u003e","brand":"Moto Mania UK","offers":[{"title":"Default Title","offer_id":57740979700087,"sku":"01925-ENG","price":31.0,"currency_code":"SHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/8771\/6007\/files\/20261024_104803.jpg?v=1794323119","url":"https:\/\/www.motomaniauk.com\/products\/znen-150cc-gy6-157qmj-cylinder-piston-top-end-rebuild-kit","provider":"Moto Mania UK","version":"1.0","type":"link"}