Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.125" Bore (+.005") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Standard Suspension Bushings & Mounts 1/2" NPT Temperature Bung

1/2" NPT Temperature Bung

easy-to-install battery mount system for tube chassis or cars that have rear subframe kits

Designed to work with NX Lightning Series Valves but may work with others

Weather-resistant

Street Bikes

Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.125" Bore (+.005") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Standard Suspension Bushings & Mounts 1/2" NPT Temperature BungSpeed Pro designs and engineers pistons to meet the most demanding street performance and racing conditions. In combination, we draw upon more than 100 years of Speed Pro engine mastery to enhance the piston ring and its seal. Our Speed Pro(R) brand is recognized for being a winner in every form of racing, and is the proven horsepower leader in oval track and drag racing. Hell Fire(R) Rings: Speed Pro Hell Fire rings, manufactured from a specially