{"product_id":"namura-standard-bore-top-end-repair-kit-size-a-for-yamaha-yz450fx-2024-2025-97mm","title":"Namura Standard Bore Top End Repair Kit Size A for Yamaha YZ450FX 2024-2025 97mm","description":"\u003ch2\u003eStandard Bore Top End Repair Kit Size A for Yamaha\u003c\/h2\u003e\u003cp\u003eThis top end repair kit includes all necessary components for restoring the cylinder and piston assembly on compatible Yamaha YZ450FX models.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Standard Bore Top End Repair Kit Size A is a complete set designed to refresh the top end of Yamaha YZ450FX motorcycles from 2024 to 2025. This kit includes gaskets, a piston, rings, and seals to restore compression and performance. Riders will find this Standard Bore Top End Repair Kit Size A an efficient option for maintaining their off-road machine.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-ground piston skirt for reduced friction and better seal\u003c\/li\u003e\n\u003cli\u003eChromium-plated piston ring set enhances wear resistance\u003c\/li\u003e\n\u003cli\u003eIncludes complete gasket set for cylinder head and base\u003c\/li\u003e\n\u003cli\u003eSize A bore matches factory specifications for exact fitment\u003c\/li\u003e\n\u003cli\u003eKit components are tested for high-temperature stability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha YZ450FX (2024-2025, 97mm bore)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCross-country racing requiring durable top-end components\u003c\/li\u003e\n\u003cli\u003eEnduro competition where reliability is critical\u003c\/li\u003e\n\u003cli\u003eTrail riding in demanding terrain needing consistent performance\u003c\/li\u003e\n\u003cli\u003eOff-road hare scrambles and GNCC events\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Bore Top End Repair Kit Size A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e97mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha YZ450FX 2024-2025\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 Can this repair kit be installed without removing the engine? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the top end can be serviced with the engine in the frame on most models, though access to certain fasteners may require removal of the fuel tank and radiator.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is it necessary to replace the cam chain and tensioner during installation? \u003cstrong\u003eA:\u003c\/strong\u003e While not included, it is recommended to inspect and replace timing components if they show wear, to ensure long-term reliability after the top end repair.\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":44949899575382,"sku":"SZ1F16097","price":373.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_b12e14ca-0e38-4709-b622-7ba517ece81d.jpg?v=1781401163","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-top-end-repair-kit-size-a-for-yamaha-yz450fx-2024-2025-97mm","provider":"Solid Spare","version":"1.0","type":"link"}