{"product_id":"namura-standard-bore-piston-kit-size-b-94-96mm-for-yamaha-yz450f-2003-2009-95mm","title":"Namura Standard Bore Piston Kit Size B 94.96mm for Yamaha YZ450F 2003-2009 95mm","description":"\u003ch2\u003eStandard Bore Piston Kit Size B 94.96mm for Yamaha\u003c\/h2\u003e\u003cp\u003eThis standard bore piston kit for Yamaha YZ450F models from 2003 to 2009 provides a 94.96mm size B piston and rings to restore engine performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis standard bore piston kit for Yamaha YZ450F features a 94.96mm size B piston designed to deliver reliable compression and power. It is engineered for Yamaha YZ450F owners seeking a direct replacement for worn components, ensuring the standard bore piston kit maintains OEM specifications.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined 94.96mm size B piston for consistent cylinder fit\u003c\/li\u003e\n\u003cli\u003eHigh-strength aluminum alloy construction reduces reciprocating mass\u003c\/li\u003e\n\u003cli\u003eIncluded piston rings provide a tight seal for optimal compression\u003c\/li\u003e\n\u003cli\u003eWrist pin and circlips included for a complete installation\u003c\/li\u003e\n\u003cli\u003eDesigned to match factory clearance tolerances for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha YZ450F 2003-2009\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMotocross racing and track riding requiring dependable top-end performance\u003c\/li\u003e\n\u003cli\u003eOff-road trail riding where engine reliability is critical\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds after piston wear or scoring\u003c\/li\u003e\n\u003cli\u003ePerformance restoration in vintage Yamaha YZ450F models\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\u003e94.96mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eB\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 piston kit require special break‑in? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, follow manufacturer break‑in guidelines for new piston rings to ensure proper seating and longevity.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I reuse the old gaskets with this kit? \u003cstrong\u003eA:\u003c\/strong\u003e No, always replace gaskets when installing a new piston; use a fresh gasket set to prevent leaks and ensure correct sealing.\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":44949797732438,"sku":"SZ1F15186","price":263.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_98dbd071-f4a0-4abc-ae0f-8a48f2511263.jpg?v=1781399424","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-piston-kit-size-b-94-96mm-for-yamaha-yz450f-2003-2009-95mm","provider":"Solid Spare","version":"1.0","type":"link"}