Ford SB 289 302 351 Windsor Stainless Steel 1.6 Ratio Shaft Mount Roller Rockers They are assembled with the

They are assembled with the best components to handle high lift and high RPM applications

This model is for the enthusiast who wants the hardest

Speedmaster high-volume water pumps have a and a heavy duty ball/roller bearing assembly

Must be installed by experienced professional

Speedmaster one piece silicone rear main seal

Ford SB 289 302 351 Windsor Stainless Steel 1.6 Ratio Shaft Mount Roller Rockers They are assembled with theSpeedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals. All rockers feature large needle bearings 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 looking finish.