{"product_id":"namura-standard-bore-top-end-rebuild-kit-size-a-for-yamaha-yz250f-2014-2018-77mm","title":"Namura Standard Bore Top End Rebuild Kit Size A for Yamaha YZ250F 2014-2018 77mm","description":"\u003ch2\u003eStandard Bore Top End Rebuild Kit Size A for Yamaha\u003c\/h2\u003e\u003cp\u003eThis is a high-quality top end rebuild kit designed for the Yamaha YZ250F models from 2014 to 2018, featuring a standard bore size of 77mm and including all necessary components to restore compression and performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis top end rebuild kit from Namura provides a complete solution for refreshing the cylinder and piston assembly on your Yamaha YZ250F. It includes a piston, rings, wrist pin, and circlips, all sized to the standard 77mm bore, making it ideal for riders looking to maintain peak engine output.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined piston from high-silicone aluminum alloy for durability and heat dissipation\u003c\/li\u003e\n\u003cli\u003ePhosphate-coated wrist pin reduces friction and wear\u003c\/li\u003e\n\u003cli\u003eDedicated ring set with correct end gap for optimal compression\u003c\/li\u003e\n\u003cli\u003eIncludes circlips and gaskets for a complete install\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha YZ250F (2014-2018)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMotocross racing and track days\u003c\/li\u003e\n\u003cli\u003eTrail riding and off-road competitions\u003c\/li\u003e\n\u003cli\u003eEngine rebuilding after high-hour use\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 Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e77mm (Standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSize A\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 2014-2018\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 cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is a top end rebuild kit that includes the piston, rings, wrist pin, and gaskets; the cylinder must be reused or replaced separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this kit compatible with 2013 YZ250F? \u003cstrong\u003eA:\u003c\/strong\u003e No, this kit is specifically designed for the 2014-2018 Yamaha YZ250F with a standard 77mm bore.\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":44949850685526,"sku":"SZ1F15963","price":351.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_f7853794-93e2-43c2-8983-d24186fa43d6.jpg?v=1781400980","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-top-end-rebuild-kit-size-a-for-yamaha-yz250f-2014-2018-77mm","provider":"Solid Spare","version":"1.0","type":"link"}