Top quality Namura piston kit for your Polaris. Features include machined smooth crowns, teflon/moly coated skirts, and a high silicon content. For use with all stock or modified motors. Standard 79.95 mm size.
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.
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%.
Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized pistons.
Provides higher silicon content for reduced expansion rates and additional wear resistance; it also has an ability to withstand higher cylinder temperatures.
Replaces Polaris part number 2202920.
Piston Kit Features:
- Weight: 20 oz
- Piston: STD, +.020, +.040
- MOS2 (Teflon/Molybdenum) Coated Skirts
- Machined Smooth Heads
- Anodized Domes
- Hypereutectic Casting Process
