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 They have brought that same

They have brought that same level of quality and design to their own line of top-quality

Davis Unified Ignition (Davis Unified Ignition)

Quick Fuel QFX Carburetor

Spiral Louvered Core

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 They have brought that sameSpeed 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