COMP Cams Magnum Chromoly Roller Tip Rocker Arm - 7/16 in Stud Mount - 1.72 Ratio - Big Block Chevy 40074R Black-oxide coated chromemoly intake manifold

Black-oxide coated chromemoly intake manifold bolts are rated at 170/000 psi

dual band antenna

Quick Turn Springs 1-3/8" x

875 In Long

REM® Finish all Bearings & Races for less friction and drag

COMP Cams Magnum Chromoly Roller Tip Rocker Arm - 7/16 in Stud Mount - 1.72 Ratio - Big Block Chevy 40074R Black-oxide coated chromemoly intake manifoldThese Magnum Roller Rocker Arms for Big Block Chevy 396 454 applications are the ultimate street rocker. With a 7 16" stud diameter and 1. 72 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