COMP Cams SB Chevy Pro Magnum Rocker Arm 1.52 Ratio 7/16 Stud

The 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 7/16" 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 and increases durability. Featuring oversized trunions, precision-sorted needle bearings and hardened roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.

This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs. of spring pressure. Featuring a 1.52 ratio, this rocker fits Chevrolet Small Block and V6 with a 7/16" diameter stud.