{"product_id":"40071m05400-wiseco-std-piston-kit-for-yamaha-raptor-125-2011-2013-54mm-13-1","title":"40071M05400 Wiseco Std Piston Kit for Yamaha Raptor 125 2011-2013 54mm 13:1","description":"\u003ch2\u003eWiseco Std Piston Kit for Yamaha Raptor 125\u003c\/h2\u003e\u003cp\u003eThis Wiseco standard piston kit is a rebuild component for the Yamaha Raptor 125, cross-referencing OEM part 40071M05400 with a 54.00 mm bore and 13:1 compression ratio.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Wiseco Std Piston Kit for Yamaha Raptor 125 delivers a complete top-end solution for riders rebuilding the 2011-2013 Raptor 125 engine. This piston kit restores compression and bore fit with a 54.00 mm standard piston and a 13:1 compression ratio. It suits ATV owners and shops handling routine top-end service on the Raptor 125 platform.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged aluminum piston built for small-displacement ATV engines\u003c\/li\u003e\n\u003cli\u003eStandard 54.00 mm bore size matching the factory cylinder\u003c\/li\u003e\n\u003cli\u003e13:1 compression ratio for responsive power delivery\u003c\/li\u003e\n\u003cli\u003eCross-references OEM part 40071M05400\u003c\/li\u003e\n\u003cli\u003eKit includes piston, rings, pin, and clips for a complete install\u003c\/li\u003e\n\u003cli\u003eEngineered for the Yamaha Raptor 125 platform\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha Raptor 125 (2011-2013)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuilds after compression loss or ring wear\u003c\/li\u003e\n\u003cli\u003eScheduled engine refresh during off-season maintenance\u003c\/li\u003e\n\u003cli\u003eRestoring factory performance on high-hour Raptor 125 quads\u003c\/li\u003e\n\u003cli\u003eTrail and recreational ATV service work\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\u003e40071M05400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e54.00 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\u003e13:1\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWiseco\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 fit the stock Raptor 125 cylinder without boring? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is a standard 54.00 mm piston designed for the factory cylinder, so no boring is required when the bore is within spec.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is a higher-octane fuel needed with the 13:1 compression ratio? \u003cstrong\u003eA:\u003c\/strong\u003e A 13:1 ratio typically calls for premium pump fuel to avoid detonation, so check your local octane ratings before riding.\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":51140008247382,"sku":"OO1C22417","price":395.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_03397b22-d289-4ea6-b609-66e5e1f330fe.jpg?v=1794565863","url":"https:\/\/www.solidspare.com\/products\/40071m05400-wiseco-std-piston-kit-for-yamaha-raptor-125-2011-2013-54mm-13-1","provider":"Solid Spare","version":"1.0","type":"link"}