{"product_id":"646m04900-wiseco-piston-kit-for-yamaha-yz80-1993-2000-49-00-mm-080","title":"646M04900 Wiseco Piston Kit for Yamaha YZ80 1993-2000 49.00 mm .080","description":"\u003ch2\u003eWiseco .080 Piston Kit for Yamaha YZ80\u003c\/h2\u003e\u003cp\u003eThis Wiseco .080 oversize piston kit for Yamaha YZ80 models is an engine rebuild component that restores compression and top-end power, and it cross-references part 646M04900 with a 49.00 mm bore.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Wiseco piston kit for Yamaha YZ80 is a complete top-end replacement built for racers and mechanics rebuilding worn two-stroke engines. The kit delivers the 49.00 mm oversize bore needed to clean up a scored or out-of-spec cylinder, and it pairs with part 646M04900 so you can match it to your build. It suits anyone restoring or maintaining a YZ80 that needs dependable compression back in the top end.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged high-silicon aluminum construction for strength under heat and load\u003c\/li\u003e\n\u003cli\u003eOversize 0.080 bore at 49.00 mm to correct worn cylinder dimensions\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves for consistent ring seating\u003c\/li\u003e\n\u003cli\u003eKit format includes piston, rings, pin, and clips for a complete rebuild\u003c\/li\u003e\n\u003cli\u003eEngineered tolerances suited to two-stroke performance demands\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha YZ80, 1993-2000\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuild after a seized or scored piston\u003c\/li\u003e\n\u003cli\u003eRoutine refresh on a high-hour motocross engine\u003c\/li\u003e\n\u003cli\u003eRestoration projects bringing an older race bike back to life\u003c\/li\u003e\n\u003cli\u003eBore correction when the cylinder needs an oversize cleanup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e646M04900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e49.00 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.080\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Yamaha YZ80, 1993-2000\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 kit include everything needed for the top end? \u003cstrong\u003eA:\u003c\/strong\u003e It ships as a piston kit with the piston, rings, wrist pin, and clips so the rebuild parts are on hand. Always check bore condition and clearance before install.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will the 0.080 oversize fit my stock cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, an oversize piston requires the cylinder to be bored and honed to match the 49.00 mm size. Confirm your machine's current bore and serial number before ordering.\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":51140193615958,"sku":"OO1C22679","price":307.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_c909f7bc-61c3-41bc-ba98-1b2d33dabe6a.jpg?v=1794566030","url":"https:\/\/www.solidspare.com\/products\/646m04900-wiseco-piston-kit-for-yamaha-yz80-1993-2000-49-00-mm-080","provider":"Solid Spare","version":"1.0","type":"link"}