{"product_id":"namura-standard-bore-top-end-rebuild-kit-size-c-for-yamaha-yz250f-2019-2024-77mm","title":"Namura Standard Bore Top End Rebuild Kit Size C for Yamaha YZ250F 2019-2024 77mm","description":"\u003ch2\u003eStandard Bore Top End Rebuild Kit Size C for Yamaha\u003c\/h2\u003e\u003cp\u003eThis is a 77mm standard bore top end rebuild kit size C for Yamaha YZ250F models from 2019 to 2024, designed to restore engine compression and performance after top end wear.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura Standard Bore Top End Rebuild Kit Size C includes a piston, rings, wrist pin, circlips, and gasket set, providing a complete solution for rebuilding the cylinder head on compatible Yamaha YZ250F engines. This kit is engineered for riders who need reliable replacement parts for recreational or competitive motocross use.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIncludes a 77mm cast piston with precise ring grooves for optimal sealing\u003c\/li\u003e\n\u003cli\u003eKit contains all necessary gaskets for a proper seal between cylinder and head\u003c\/li\u003e\n\u003cli\u003eWrist pin and circlips are included for secure piston-to-rod attachment\u003c\/li\u003e\n\u003cli\u003eSize C refers to the piston diameter class for accurate fit within standard bore cylinders\u003c\/li\u003e\n\u003cli\u003eDesigned to meet OEM specifications for 2019-2024 Yamaha YZ250F\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha YZ250F 2019-2024\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplaces worn top end components on motocross and off-road bikes\u003c\/li\u003e\n\u003cli\u003eRestores power and compression after high-hour use\u003c\/li\u003e\n\u003cli\u003eSuitable for DIY mechanics rebuilding the cylinder head at home\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e77mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha YZ250F 2019-2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include a wrist pin bearing? \u003cstrong\u003eA:\u003c\/strong\u003e No, the kit includes a wrist pin but no bearing; you may need to reuse or purchase the bearing separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this kit be used on earlier model years? \u003cstrong\u003eA:\u003c\/strong\u003e This kit is specifically designed for 2019-2024 YZ250F engines; earlier models have different cylinder dimensions and are not compatible.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44949846917206,"sku":"SZ1F15847","price":329.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_a6d1c9eb-2f0f-411e-af69-753f5a3a3260.jpg?v=1781400845","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-top-end-rebuild-kit-size-c-for-yamaha-yz250f-2019-2024-77mm","provider":"Solid Spare","version":"1.0","type":"link"}