COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 3/8 in Stud Mount - 1.52 Ratio - Small Block Chevy / GM V6 31014BK 1/2" temperature bung

1/2" temperature bung

and rocker arms

Positive Shifts

anodized billet aluminum metering blocks and base plate

1964-1964 Chevrolet Chevelle

COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 3/8 in Stud Mount - 1.52 Ratio - Small Block Chevy / GM V6 31014BK 1/2" temperature bungThe Ultra Pro Magnum Roller Rocker Arms for Chevy V8 265 400 applications take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3 8" stud diameter and 1. 52 ratio. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion