Namura Technologies FX-70090-C Piston Kit - 0.02 Oversize to 77.98; 13.9:1 Compression

MOS2 (made with Teflon™/Molybdenum) Coated Skirts - A rolled on application process provides a fits Bond™ that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer; reduced friction and helping to eliminate cold seizures Systemd 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% A