Speed-Pro Claimer Piston Ring Set - Moly - 4.155" Bore - 1/16" - 1/16" - 3/16" Thickness - 8-Cylinder - Set of 8 744004 Valley Fuel Injection and BD

Valley Fuel Injection and BD Diesel Performance are one

Only 3/16 in

The result is a Ford Bronco exhaust system that maintains mild levels of interior sound while allowing for moderate levels of exterior sound

Microprocessor driven

187 in Cap OD

Speed-Pro Claimer Piston Ring Set - Moly - 4.155" Bore - 1/16" - 1/16" - 3/16" Thickness - 8-Cylinder - Set of 8 744004 Valley Fuel Injection and BDSpeed 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