Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.000" Bore (+.065") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Low 42042BL Not using this device will

Not using this device will cause damage to the ECU over time

Image is for reference only and shows model BB115

return style and returnless style fuel pumps

Its economically priced so you can have all the benefits of EFI and still have money to finish or upgrade your ride

Constructed of MIG and TIG welded

Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.000" Bore (+.065") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Oil Tension Ring: Low 42042BL Not using this device willSpeed 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