Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.000" Bore (+.030") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 1/8", Oil Tension Ring: Standard R040003M 1956-1968 Mercury Montclair

1956-1968 Mercury Montclair

Ideal for Use with Earls Power Steering Hose & Hose Ends

All extensions are expanded on one end

1953-1954 Ford Mainline

Speed-Pro Standard Gap Plasma Moly Piston Ring Set - 4.000" Bore (+.030") - Top Ring: 1/16", 2nd Ring: 1/16", Oil Ring: 1/8", Oil Tension Ring: Standard R040003M 1956-1968 Mercury MontclairSpeed 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