Comp Cams Magnum Roller Rocker Rocker Arm; Includes 7/16" Cooling Accessorie or do I need aggressive

or do I need aggressive off-road tread

This isn't a DIY job—refrigerant handling requires EPA certification and specialized equipment

contact us for a return evaluation

this upgrade helps maintain consistent rail pressure for improved performance and reliability

Matched pair for both sides - Two complete headlight assemblies ensure symmetrical fitment and appearance

Comp Cams Magnum Roller Rocker Rocker Arm; Includes 7/16" Cooling Accessorie or do I need aggressiveThis Magnum Roller Rocker Arm for Pontiac V8 265 455 applications is the ultimate street rocker. With a 7 16" stud diameter and 1. 65 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 superior ratio accuracy yield more effective valve lift.