Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.000" Bore (+.060") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Standard H765001M 18 in Square

18 in Square

Intake Plenum Spacer

1987-2003 Pontiac Grand Am

Corvette 90-91

Color: Plain / Relative Load: Medium

Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.000" Bore (+.060") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Standard H765001M 18 in SquareSpeed 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