{"product_id":"namura-standard-bore-cylinder-for-yamaha-yfz450r-yfz450x-fits-2009-2025-95mm","title":"Namura Standard Bore Cylinder for Yamaha YFZ450R \u0026 YFZ450X fits 2009-2025 95mm","description":"\u003ch2\u003eStandard Bore Cylinder for Namura\u003c\/h2\u003e\u003cp\u003eThis standard bore cylinder is a replacement for Yamaha YFZ450R and YFZ450X models from 2009 to 2025, featuring a 95mm bore diameter for reliable engine restoration.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura standard bore cylinder is designed to restore compression and power in Yamaha YFZ450R and YFZ450X engines. This 95mm cylinder delivers a precise fit for 2009-2025 models, making it an ideal choice for rebuilding a worn top end. Whether for racing or recreational riding, this standard bore cylinder provides the durability needed for high-performance ATV use.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eManufactured from high-strength aluminum alloy for heat dissipation\u003c\/li\u003e\n\u003cli\u003ePrecision-honed bore ensures consistent ring seal\u003c\/li\u003e\n\u003cli\u003eIncludes sleeve and O-rings for complete installation\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM cylinder without modifications\u003c\/li\u003e\n\u003cli\u003eDesigned to meet OEM specifications for reliable power output\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YFZ450R (2009-2025)\u003c\/li\u003e\n\u003cli\u003efor Yamaha YFZ450X (2009-2025)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine rebuilds for motocross and trail riding\u003c\/li\u003e\n\u003cli\u003ePerformance restoration after bore wear\u003c\/li\u003e\n\u003cli\u003eReplacement in high-mileage ATVs needing top-end refresh\u003c\/li\u003e\n\u003cli\u003eRacing applications requiring consistent compression\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Bore Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Namura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha YFZ450R\/X 2009-2025\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 cylinder a direct bolt-on replacement? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the Namura standard bore cylinder is designed as a direct replacement for the original cylinder on compatible Yamaha models. No modifications are required for installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the bore size of this cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e This cylinder has a 95mm standard bore, matching the OEM specification for 2009-2025 YFZ450R and YFZ450X engines.\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":44949961900118,"sku":"SZ1F16369","price":439.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_22c95a45-8eef-4c4f-93bf-2773fc014361.jpg?v=1781401529","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-cylinder-for-yamaha-yfz450r-yfz450x-fits-2009-2025-95mm","provider":"Solid Spare","version":"1.0","type":"link"}