Chevy SBC 350 1.5 Ratio 3/8" Ultra Black Chromoly Roller Rocker Arms Set The Speedmaster shift selector shaft

The Speedmaster shift selector shaft is built with sturdy

Crafted from durable materials

They will mount anywhere in the engine to eliminate any clearance issues

Pop-Off plates are designed to release the high pressure that builds up inside of the engine to prevent damaging or cracking your supercharger components

Speedmaster ring and pinion preload spacer

Chevy SBC 350 1.5 Ratio 3/8" Ultra Black Chromoly Roller Rocker Arms Set The Speedmaster shift selector shaftSpeedmaster roller rockers are available in various ratios, so you are good to go. They feature greater strength and durability, capable of withstanding valve spring load. .