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the Speedmaster piston oil ring spacers will keep your pistons working smoothly throughout the entire operating range
for increased strength and improved register
They include all hardware for quick and easy installation
improved throttle response and better fuel economy
Speedmaster rear-end assemblies are the ultimate solution
Mopar Chrysler SB 318 340 360 1.6 Ratio Stainless Steel Roller Rocker Arm Set the Speedmaster piston oil ringSpeedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals. All rockers feature large needle bearings or bushes and roller tips. For extreme high performance applications. They not only unleash horsepower, but they also lengthen valvetrain component life and reduce wear and tear on valve stem tips. These rockers are precision machined to ensure consistency and ratio accuracy and have a great
