{"product_id":"4785m09500-wiseco-std-piston-kit-for-yamaha-wr450f-2003-2015-95-00-mm-12-5-1-cr","title":"4785M09500 Wiseco Std Piston Kit for Yamaha WR450F 2003-2015 95.00 mm 12.5:1 CR","description":"\u003ch2\u003ePiston Kit for Yamaha WR450F\u003c\/h2\u003e\u003cp\u003eThis Wiseco standard bore piston kit for Yamaha WR450F models from 2003 through 2015 delivers a 95.00 mm bore with a 12.5:1 compression ratio, cross-referenced under part number 4785M09500.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis piston kit for Yamaha WR450F is a forged top end replacement made to standard bore dimensions. The 95.00 mm piston with a 12.5:1 compression ratio balances compression and pump fuel compatibility for trail and enduro riding. It is built for riders and shops servicing 2003 to 2015 WR450F machines that need a reliable replacement piston.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged construction for durability under load\u003c\/li\u003e\n\u003cli\u003e95.00 mm standard bore sizing for a direct fit\u003c\/li\u003e\n\u003cli\u003e12.5:1 compression ratio suited to pump fuel\u003c\/li\u003e\n\u003cli\u003eKit includes piston, rings, pin and clips\u003c\/li\u003e\n\u003cli\u003eCross-referenced to part number 4785M09500\u003c\/li\u003e\n\u003cli\u003eMachined skirt profile for smooth cylinder contact\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha WR450F 2003\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2004\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2005\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2006\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2007\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2008\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2009\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2010\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2011\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2012\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2013\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2014\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F 2015\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop end rebuilds after compression loss or piston damage\u003c\/li\u003e\n\u003cli\u003eTrail and enduro riding on the WR450F\u003c\/li\u003e\n\u003cli\u003eScheduled maintenance at recommended service intervals\u003c\/li\u003e\n\u003cli\u003eRefreshing a high hour engine before the season\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\u003e4785M09500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95.00 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompression Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eForged\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 come with rings and a wrist pin? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this style of piston kit typically includes the piston, rings, wrist pin and retaining clips for a complete top end assembly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is the cylinder bore checked before fitting? \u003cstrong\u003eA:\u003c\/strong\u003e Always measure bore and clearance against the service manual, because a worn cylinder will reduce the service life of any new piston.\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":51140098097238,"sku":"OO1C22549","price":483.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_b9c858ae-357a-4d6a-a3df-494801762885.jpg?v=1794565935","url":"https:\/\/www.solidspare.com\/products\/4785m09500-wiseco-std-piston-kit-for-yamaha-wr450f-2003-2015-95-00-mm-12-5-1-cr","provider":"Solid Spare","version":"1.0","type":"link"}