{"product_id":"namura-standard-bore-piston-kit-for-yamaha-raptor-350-yfm350r-2004-2013-83mm","title":"Namura Standard Bore Piston Kit for Yamaha Raptor 350 YFM350R 2004-2013  83mm","description":"\u003ch2\u003eNamura Standard Bore Piston Kit for Yamaha Raptor 350\u003c\/h2\u003e\u003cp\u003eThe Namura Standard Bore Piston Kit provides a reliable replacement piston for Yamaha Raptor 350 YFM350R models from 2004 through 2013. This piston kit is crafted to restore engine performance and efficiency in your ATV. With an 83mm bore, the Standard Bore Piston Kit ensures a precise fit for your Yamaha Raptor 350.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Standard Bore Piston Kit is a complete top‑end rebuild kit for Yamaha Raptor 350 YFM350R ATVs built between 2004 and 2013. It replaces the worn piston with an 83mm precision‑machined unit to bring back lost power and compression. Whether you are rebuilding for racing or recreational riding, this piston kit delivers dependable performance.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh‑strength aluminum alloy construction for long service life\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings, wrist pin, and circlips for a complete rebuild\u003c\/li\u003e\n\u003cli\u003eMachined to an accurate 83mm bore diameter\u003c\/li\u003e\n\u003cli\u003eDesigned to handle the demands of high‑revving ATV engines\u003c\/li\u003e\n\u003cli\u003eStandard bore grade for stock cylinder compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha Raptor 350 YFM350R (2004‑2013)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn‑The‑Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSport ATV riding\u003c\/li\u003e\n\u003cli\u003eTrail cruising\u003c\/li\u003e\n\u003cli\u003eDune riding\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds for recreational use\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 Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e83mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Engine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha Raptor 350 4‑Stroke\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 Will this piston work with a stock cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the standard bore size is intended for stock cylinders; measure your cylinder bore before ordering to confirm it is within specification.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is included in the kit? \u003cstrong\u003eA:\u003c\/strong\u003e The kit includes the piston, rings, wrist pin, and circlips – everything needed for the top‑end rebuild.\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":44890506166358,"sku":"SZ1F12043","price":142.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_2af1db88-4d56-429c-bb9b-590ec66c1539.jpg?v=1781140869","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-piston-kit-for-yamaha-raptor-350-yfm350r-2004-2013-83mm","provider":"Solid Spare","version":"1.0","type":"link"}