Namura TOP END GASKET KIT NA-50092T fits 2016 Polaris ACE 900 Sp, RZR XP 4 Turbo EPS, RZR XP Turbo EPS / 2017 Polaris ACE 900 Xc Edition, General 4 1000 EPS, RZR 900 EPS, Ranger CREW XP 1000, Ranger CREW XP 1000 EPS, Ranger CREW XP 900

Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kitMOS2 (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 seizuresMachined 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 pistonsHypereutectic Casting Process Provides higher silicon content for reduced expansion rates and additional wear resistance; it also has an ability to withstand higher cylinder temperatures