{"product_id":"namura-technologies-na-40011-4k-top-end-repair-kit-1-00mm-oversize-to-85-45mm","title":"Namura Technologies NA-40011-4K Top End Repair Kit - 1.00mm Oversize to 85.45mm","description":"Bore: 85.45mm\u003cbr\u003e Sizing: 1.00mm Oversize\u003cbr\u003e\u003cbr\u003eTop End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit. MOS2 (Teflon\/Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this feature can increase horsepower and fuel economy by up to 6%. Anodized Domes Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized pistons. Hypereutectic Casting Process Provides higher silicon content for reduced expansion rates and additional wear resistance; it also has an ability to withstand higher cylinder temperatures.\u003cbr\u003e\u003cbr\u003eVehicle Fitment:\u003cbr\u003e\u003cbr\u003e2007-2008 Yamaha YFM450 Grizzly 4x4 Auto\u003cbr\u003e 2011-2014 Yamaha YFM450 Grizzly 4x4 Auto\u003cbr\u003e 2011-2014 Yamaha YFM450 Grizzly 4x4 Auto EPS\u003cbr\u003e 2009-2010 Yamaha YFM450 Grizzly 4x4 Auto IRS\u003cbr\u003e 2003-2006 Yamaha YFM450F Kodiak Auto 4x4\u003cbr\u003e 2006-2010 Yamaha YFM450FX Wolverine 4x4\u003cbr\u003e 2006-2009 Yamaha YXR45F Rhino 450\u003cbr\u003e 2007-2008 Yamaha YXR45F Rhino 450 Special Edition","brand":"Namura Technologies","offers":[{"title":"Default Title","offer_id":44136586018938,"sku":"4834312","price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0004\/3312\/7455\/files\/6e309595e006bd58cc5cdaafdd8714bd_84c29e27-4dec-4dba-a8d9-f5a065b10faf.jpg?v=1781171411","url":"https:\/\/www.powersportsuperstore.com\/products\/namura-technologies-na-40011-4k-top-end-repair-kit-1-00mm-oversize-to-85-45mm","provider":"Powersport Superstore","version":"1.0","type":"link"}