Comp Cams Magnum Roller Rocker Arm: Chevy; 10mm Stud, 1.6 Ratio HINSONMotorsports.com Coolant is sold separately

Coolant is sold separately

5 threaded port

Stock-like sound during normal driving

most independent shops will press it in for under $100

Comp Cams Magnum Roller Rocker Arm: Chevy; 10mm Stud, 1.6 Ratio HINSONMotorsports.com Coolant is sold separatelyMagnum Roller Rocker Arm: Chevy; 10mm Stud, 1. 6 Ratio This Magnum Roller Rocker Arm for Chevy V6 60 173 applications is the ultimate street rocker. With a 10mm stud diameter and 1. 6 ratio, it is designed for serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly steel, which is a superior material that will not flex and assures maximum lift. Their roller tip reduces friction, while stiff design and