{"product_id":"head-intake-exhaust-valves-seals-cotters-for-yamaha-yfz-450-yfz450-r-2004-2023","title":"Head Intake \u0026 Exhaust Valves Seals Cotters For Yamaha YFZ 450 YFZ450 R 2004-2023","description":"\u003ch2\u003eHead Intake \u0026amp; Exhaust Valves Seals Cotters for Yamaha\u003c\/h2\u003e\u003cp\u003eThis cylinder head valvetrain rebuild kit replaces worn intake and exhaust valves, seals, and keeper cotters on compatible off-road engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Head Intake \u0026amp; Exhaust Valves Seals Cotters for Yamaha provides a comprehensive set of valvetrain components to restore engine compression. Installing this Head Intake \u0026amp; Exhaust Valves Seals Cotters for Yamaha helps prevent oil consumption through the valve guides while restoring proper gas flow. This Head Intake \u0026amp; Exhaust Valves Seals Cotters for Yamaha is built to withstand high engine RPMs during competitive racing or recreational trail riding.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eValves manufactured from high-temp alloy to resist heat warping\u003c\/li\u003e\n\u003cli\u003ePremium quality valve seals to prevent oil leaks into combustion chambers\u003c\/li\u003e\n\u003cli\u003eIncludes precision-machined cotters for secure valve spring retention\u003c\/li\u003e\n\u003cli\u003eDesigned to meet precise OEM dimensional standards for a perfect fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YFZ 450 2004-2023\u003c\/li\u003e\n\u003cli\u003efor Yamaha YFZ 450 R 2004-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePerforming complete top-end engine rebuilds on sport ATVs\u003c\/li\u003e\n\u003cli\u003eReplacing worn or bent valves to restore engine cylinder compression\u003c\/li\u003e\n\u003cli\u003eServicing smoky engines with leaking valve stem seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValvetrain Rebuild Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Components\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntake Valves, Exhaust Valves, Seals, Cotters\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 Do I need to lap the new valves during installation? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is standard practice to lap new valves into the cylinder head seats to ensure a proper, airtight seal.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include the valve springs? \u003cstrong\u003eA:\u003c\/strong\u003e No, this kit includes the valves, stem seals, and cotters, while springs must be sourced separately.\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":44788857700438,"sku":"SZ1E02092","price":82.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_8d1fcad0-6c23-427e-afd5-ff0e245a7f1b.jpg?v=1779932181","url":"https:\/\/www.solidspare.com\/products\/head-intake-exhaust-valves-seals-cotters-for-yamaha-yfz-450-yfz450-r-2004-2023","provider":"Solid Spare","version":"1.0","type":"link"}