{"product_id":"77mm-stock-bore-cylinder-piston-top-end-rebuild-kit-for-yamaha-wr250f-2001-2013","title":"77mm Stock Bore Cylinder Piston Top End Rebuild Kit For Yamaha WR250F 2001-2013","description":"\u003ch2\u003e77mm Stock Bore Cylinder Piston Top End Rebuild Kit for Yamaha\u003c\/h2\u003e\u003cp\u003eThis cylinder piston rebuild kit provides all necessary components to restore factory compression and engine power to your motorcycle.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis top end rebuild kit for Yamaha contains everything required to refresh your dirt bike engine. The top end rebuild kit for Yamaha features a standard 77mm bore size to preserve stock displacement. It serves as a direct replacement package to renew compression and performance on worn motors.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCast aluminum cylinder sleeve provides efficient heat dissipation\u003c\/li\u003e\n\u003cli\u003ePiston is designed for optimal strength-to-weight ratio\u003c\/li\u003e\n\u003cli\u003ePremium gaskets resist high pressures and combustion heat\u003c\/li\u003e\n\u003cli\u003eStock 77mm bore maintains original engine displacement\u003c\/li\u003e\n\u003cli\u003ePrecision-machined piston rings ensure positive compression seal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha WR250F 2001-2013\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding worn engines during scheduled off-season maintenance\u003c\/li\u003e\n\u003cli\u003eRestoring compression after loss of engine power\u003c\/li\u003e\n\u003cli\u003eReplacing scored cylinder walls and worn pistons\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\u003e77mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCylinder, Piston, Rings, Pins, 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 boring or sleeving required for this cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is a stock-bore replacement kit designed to bolt directly on without machining.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should I lubricate the piston during installation? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, apply a thin coat of clean engine oil to the piston, rings, and cylinder wall before assembly.\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":44788783644758,"sku":"SZ1E04228","price":364.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_800640cb-3188-4dde-91e8-dade88a6934f.jpg?v=1779929155","url":"https:\/\/www.solidspare.com\/products\/77mm-stock-bore-cylinder-piston-top-end-rebuild-kit-for-yamaha-wr250f-2001-2013","provider":"Solid Spare","version":"1.0","type":"link"}