Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.250" Bore - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Standard Genesis Racing Shocks CNC spun-form rim shell to

CNC spun-form rim shell to create the highest quaility

To operate

10 pin connector to gaugeAuto Meter Gauges are the number one choice of professional racers worldwide

Volume control on eardome

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Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.250" Bore - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Standard Genesis Racing Shocks CNC spun-form rim shell toSpeed 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