Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.250" Bore (+.060") - Top Ring: 5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Oil Tension Ring: Standard AA0714AH2U55 Direct-fit Parts

Direct-fit Parts

Fitting / Hose

Connects Directly To Coils/Crank/Cams/Map Sensors

9 White LED

Ultra durable to stand up to the rigors of the track

Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.250" Bore (+.060") - Top Ring: 5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Oil Tension Ring: Standard AA0714AH2U55 Direct-fit PartsSpeed 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 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 Rings: Speed Pro Hell Fire rings, manufactured from a specially hardened