Namura NA-50083K2 Top End Engine Repair Kit for Dirt Bikes & ATVs - Complete Piston & Gasket Set for 2-Stroke Performance Upgrades

Top End Kit includes: Piston, Rings, Wrist Pin, Clips, Top End Bearing and Gasket Kit. MOS2 (Teflon/Molybdenum) Coated Skirts. A rolled application process provides a bond that is 10 times stronger than other spray coatings. Benefits include increased heat transfer, reduced friction and helps eliminate cold seizure. Smooth machined heads reflect combustion heat and reduce carbon buildup, protecting the top of the piston. Some tests have shown this feature can increase horsepower and fuel economy by up to 6% over anodized domes. Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized pistons. Hypereutectic casting process provides higher silicone content for reduced expansion rates and additional wear resistance; also has the ability to cylinder