Namura Technologies NA-50026K Top End Repair Kit - Standard Bore 87.89mm

Bore: 87.89mm
Sizing: Standard Bore

Top 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.

Vehicle Fitment:

1995-1998 Polaris Magnum 425 2x4
1995-1998 Polaris Magnum 425 4x4
1996-1997 Polaris Magnum 425 6x6
2010-2014 Polaris Ranger 4x4 400
2001-2005 Polaris Sportsman 400
2008-2014 Polaris Sportsman 400 HO
2013-2014 Polaris Sportsman 400 HO South Edition
2006-2007 Polaris Sportsman 450
2000-2002 Polaris Xpedition 425