Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.125" Bore (+.005") - Top Ring: 5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Oil Tension Ring: Standard Lap Belts & Harnesses Includes an adhesive strip of

Includes an adhesive strip of velcro to make installation and removal fast and easy

156 in Bore

and heat extremes for longer life and great looks

2007-2014 Mercedes-Benz CL550

premium harness belt system to be added to the Pro Series lineup

Speed-Pro File Fit Plasma Moly Piston Ring Set - 4.125" Bore (+.005") - Top Ring: 5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Oil Tension Ring: Standard Lap Belts & Harnesses Includes an adhesive strip ofSpeed 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