Top End Kit 72.96/+1.00 11:1 Pol - Topline Performance Products

Features:

• 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

Fits
Polaris Big Boss 250 4X6 1989 to 1992
Polaris Big Boss 250 6X6 1991 to 1992
Polaris Trail Blazer 250 1990 to 2006
Polaris Trail Boss 250 2X4 1991 to 1999
Polaris Xplorer 250 4X4 2000 to 2002