{"product_id":"4894m07900-piston-kit-for-yamaha-fx-nytro-2008-2012-std-79-00mm-9-5-1-cr","title":"4894M07900 Piston Kit for Yamaha FX Nytro 2008-2012 Std 79.00mm 9.5:1 CR","description":"\u003ch2\u003eWiseco Std Piston Kit for Yamaha FX Nytro\u003c\/h2\u003e\u003cp\u003eThis Wiseco standard piston kit, cross-referenced as 4894M07900, is a 79.00mm forged piston assembly with a 9.5:1 compression ratio for Yamaha FX Nytro snowmobile engines from 2008 through 2012.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Wiseco Std Piston Kit 4894M07900 gives Yamaha FX Nytro owners a forged replacement piston built to factory bore size. The 79.00mm piston with 9.5:1 compression ratio restores proper cylinder sealing and combustion performance for riders and rebuilders servicing the 2008-2012 FX Nytro platform. This Wiseco Std Piston Kit 4894M07900 is intended for top-end rebuilds where a standard bore forged piston is required.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged piston construction for higher strength than cast alternatives\u003c\/li\u003e\n\u003cli\u003e79.00mm standard bore size for stock-cylinder fitment\u003c\/li\u003e\n\u003cli\u003e9.5:1 compression ratio for responsive engine output\u003c\/li\u003e\n\u003cli\u003eCross-reference part number 4894M07900 for easy verification\u003c\/li\u003e\n\u003cli\u003eManufactured by Wiseco, a recognized name in powersports pistons\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha FX Nytro 2008\u003c\/li\u003e\n\u003cli\u003efor Yamaha FX Nytro 2009\u003c\/li\u003e\n\u003cli\u003efor Yamaha FX Nytro 2010\u003c\/li\u003e\n\u003cli\u003efor Yamaha FX Nytro 2011\u003c\/li\u003e\n\u003cli\u003efor Yamaha FX Nytro 2012\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end engine rebuilds on FX Nytro snowmobiles\u003c\/li\u003e\n\u003cli\u003eCylinder and piston replacement during routine maintenance\u003c\/li\u003e\n\u003cli\u003eRestoring compression after piston wear or damage\u003c\/li\u003e\n\u003cli\u003eShop and DIY rebuild projects on Yamaha snowmobile engines\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\u003e4894M07900\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\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Bore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e79.00mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompression Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.5:1\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, forged\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 this piston a direct replacement for my FX Nytro? \u003cstrong\u003eA:\u003c\/strong\u003e It is a standard bore piston designed for Yamaha FX Nytro engines from 2008-2012 with a 79.00mm cylinder. Confirm your bore size and serial number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include rings and pin? \u003cstrong\u003eA:\u003c\/strong\u003e This listing is for the Wiseco Std Piston Kit referenced as 4894M07900. Verify the exact kit contents with the seller before purchase if components beyond the piston are required.\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":51139840868438,"sku":"OO1C22178","price":413.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_f588339c-fd74-4119-95ed-6ea1f418a29c.jpg?v=1794565656","url":"https:\/\/www.solidspare.com\/products\/4894m07900-piston-kit-for-yamaha-fx-nytro-2008-2012-std-79-00mm-9-5-1-cr","provider":"Solid Spare","version":"1.0","type":"link"}