Chevy SBC 350 1.6 Ratio Alum. Shaft Mount Roller Rocker Arm Set (Zero Offset) Speedmaster hub and piston kits

Speedmaster hub and piston kits are engineered for enhanced Powerglide performance

They're constructed of high-grade material and feature a shiny

exhaust gaskets

Speedmaster valve locks are wider-angled 10 degree locks

With large 3/8 in

Chevy SBC 350 1.6 Ratio Alum. Shaft Mount Roller Rocker Arm Set (Zero Offset) Speedmaster hub and piston kitsSpeedmaster 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.