Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.000" Bore (+.035") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Low 2010023 Spiral Louvered Core

Spiral Louvered Core

Rugged Air RA900

Quick Fuel QFX Carburetor

16 AN Female Port

Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.000" Bore (+.035") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Low 2010023 Spiral Louvered CoreSpeed 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