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 630-16 Can also be used in

Can also be used in street-performance applications

2WD pickup truck is perfect for the person looking for moderate to aggressive sound levels with all of the performance benefits that you would expect from Flowmaster

then we design application specific products using a “zero compromise” approach that delivers a measurable performance advantage

Advanced idle

these 7 degree retainers are designed specifically for 3/8" valve engines with a 1

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 630-16 Can also be used inSpeed 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