{"product_id":"12-1-piston-95mm-standard-cylinder-top-end-rebuild-kit-for-yamaha-yfz450-2004-13","title":"12:1 Piston 95mm Standard Cylinder Top End Rebuild Kit for Yamaha YFZ450 2004-13","description":"\u003ch2\u003e95mm Standard Cylinder Top End Rebuild Kit for Yamaha YFZ450\u003c\/h2\u003e\u003cp\u003eThis 12:1 compression top end rebuild kit with a 95mm standard bore piston and cylinder restores compression and power to your Yamaha YFZ450 engine.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis top end rebuild kit for Yamaha YFZ450 supplies the piston, cylinder, and related top end components needed to refresh a worn engine. The 12:1 compression ratio and 95mm standard bore make it a direct replacement for the original factory spec. This top end rebuild kit for Yamaha YFZ450 suits riders rebuilding a tired motor or refreshing the top end during routine service.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e12:1 compression ratio for factory-spec power output\u003c\/li\u003e\n\u003cli\u003e95mm standard bore piston for original-spec fitment\u003c\/li\u003e\n\u003cli\u003eComplete kit bundles the main top end components\u003c\/li\u003e\n\u003cli\u003eDesigned as a direct replacement for stock cylinder and piston\u003c\/li\u003e\n\u003cli\u003eSupports restored compression and reliable engine operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha YFZ450 (2004-2013)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding a top end after low compression or oil burning\u003c\/li\u003e\n\u003cli\u003eRefreshing the piston and cylinder during scheduled engine service\u003c\/li\u003e\n\u003cli\u003eRestoring power on a high-hour YFZ450 engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompression Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95mm standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Yamaha YFZ450\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2004-2013\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 Is this a standard bore or big bore kit? \u003cstrong\u003eA:\u003c\/strong\u003e It is a 95mm standard bore kit matching the original cylinder size. \u003cstrong\u003eQ:\u003c\/strong\u003e Does it require machine work? \u003cstrong\u003eA:\u003c\/strong\u003e No, the kit uses standard-spec components for direct installation, though proper break-in is recommended.\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":50987184881750,"sku":"ZZ3V00460","price":182.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_3a9a2eb1-05cb-4cd4-8ddf-417aa5a62044.jpg?v=1793702981","url":"https:\/\/www.solidspare.com\/products\/12-1-piston-95mm-standard-cylinder-top-end-rebuild-kit-for-yamaha-yfz450-2004-13","provider":"Solid Spare","version":"1.0","type":"link"}