Comp Cams MAGNUM ROLLER ROCKER Performance ECU The harness is included in

The harness is included in the kit

Drop-in replacement - Works with factory attachment points—no drilling or frame modification

These mirrors come with mounting instructions and a complete parts breakdown while being 100% rebuildable

others prefer mechanical fastening for easier removal down the road

Protects oil cooler from debris and damage

Comp Cams MAGNUM ROLLER ROCKER Performance ECU The harness is included inMagnum Roller Rocker Arms: Chevy; 3 8" Stud, 1. 6 Ratio Magnum Roller Rockers are the ultimate street rocker because they were designed with the serious performance enthusiast in mind. They will help your engine make more power and last longer. Specification: Ultimate street roller rocker arm designed for serious performance enthusiasts Constructed from 8620 chromemoly steel, a superior material that will not flex & ensures maximum lift Roller tip