COMP Cams Magnum Chromoly Roller Tip Rocker Arm - 3/8 in Stud Mount - 1.52 Ratio - Small Block Chevy / GM V6 (Set of 8) NH-2-ICH Some race versions have machined

Some race versions have machined grooves to reduce cavitation at high RPM (grooves slightly reduce pressure at idle)

Limited Lifetime Warranty - Light Engine Only

PolyMatrix "D" compound pads have one of the highest cold friction torque values of any race pad material with strong resistance to fade or glaze during periodic sharp rises in rotor temperature

000 in Vented Steel Rotor

dual volume control

COMP Cams Magnum Chromoly Roller Tip Rocker Arm - 3/8 in Stud Mount - 1.52 Ratio - Small Block Chevy / GM V6 (Set of 8) NH-2-ICH Some race versions have machinedThese Magnum Roller Rocker Arms for Small Block Chevy 265 400 applications are the ultimate street rocker. With a 3 8" stud diameter and 1. 52 ratio, they are 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 superior ratio accuracy yield more effective