{"product_id":"namura-standard-bore-size-b-top-end-repair-kit-for-yamaha-yz450f-2014-2017-97mm","title":"Namura Standard Bore Size B Top End Repair Kit for Yamaha YZ450F 2014-2017 97mm","description":"\u003ch2\u003eNamura Standard Bore Size B Top End Repair Kit for Yamaha YZ450F\u003c\/h2\u003e\u003cp\u003eThis aftermarket top end repair kit is engineered to restore compression and performance in Yamaha YZ450F motorcycles from 2014 to 2017, featuring a 97mm standard bore size for precise fitment.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura Standard Bore Size B Top End Repair Kit provides a complete top-end rebuild package for Yamaha YZ450F models. This top end repair kit includes a forged piston, rings, wrist pin, circlips, and all necessary gaskets to refresh the upper engine. Riders and mechanics will find this top end repair kit an economical solution for restoring engine power.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged 2618 aluminum alloy piston for high strength and heat resistance\u003c\/li\u003e\n\u003cli\u003ePlasma-moly piston rings reduce friction and improve seal\u003c\/li\u003e\n\u003cli\u003eComplete gasket set included for a hassle-free rebuild\u003c\/li\u003e\n\u003cli\u003ePrecision-machined wrist pin and circlips for secure installation\u003c\/li\u003e\n\u003cli\u003eMatched weight piston reduces vibration and stress on the crankshaft\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ450F (2014)\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ450F (2015)\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ450F (2016)\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ450F (2017)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMotocross racing and competitive tracks\u003c\/li\u003e\n\u003cli\u003eOff-road trail riding and enduro events\u003c\/li\u003e\n\u003cli\u003eRecreational dirt bike performance restoration\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds and top-end maintenance\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\u003e97mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, Rings, Wrist Pin, Circlips, Gaskets\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 top end repair kit compatible with a stock cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is designed for standard bore cylinders and requires no boring if the cylinder is within factory specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit come with installation instructions? \u003cstrong\u003eA:\u003c\/strong\u003e The kit includes detailed instructions for proper assembly, ensuring correct ring alignment and torque specifications.\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":44949845246038,"sku":"SZ1F15803","price":329.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_22d5a61e-8aa2-4117-86ce-62d14b7f5281.jpg?v=1781400790","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-size-b-top-end-repair-kit-for-yamaha-yz450f-2014-2017-97mm","provider":"Solid Spare","version":"1.0","type":"link"}