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 359102 Winter's Aluminum Front Spindle/DMI Rear

Winter's Aluminum Front Spindle/DMI Rear Spindle with Steel Ring

Chevy 10 / 12-Bolt

1 in Threaded Bung

This provides external oil lines to run an engine oil cooler while dropping the factory oil filter only 1" lower than stock

The melonized gear is required for the steel hydraulic roller camshafts that come in the 602 and 604 engines

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 359102 Winter's Aluminum Front Spindle/DMI RearSpeed 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