Ford SB 289 302 351 Windsor 1.7 Ratio Aluminum Shaft Mount Roller Rocker Arm Set they feature a gold iridited

they feature a gold iridited finish for durability

headers an exact seal with their composite material construction

The forged output shaft from the Speedmaster planetary gear sets offer excellent torsion memory

They feature rotating head that easily rotates engines to your desired position by turning a crank handle

Ford SB 289 302 351 Windsor 1.7 Ratio Aluminum Shaft Mount Roller Rocker Arm Set they feature a gold iriditedSpeedmaster 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.