Ford FE 390 427 428 1.76 Ratio Aluminum Shaft Mount Roller Rocker Arm Set Speedmaster CNC ported cylinder heads

Speedmaster CNC ported cylinder heads are machined on dedicated 5-axis CNC machines to ensure accuracy and better flow

street-rod applications and more

Speedmaster accessory drive pulleys are built for smooth power delivery and reliability

Speedmaster crankshaft damper spacers are just what you need to install your  429 or 460 damper

Ford FE 390 427 428 1.76 Ratio Aluminum Shaft Mount Roller Rocker Arm Set Speedmaster CNC ported cylinder headsSpeedmaster 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.