COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.70 Ratio - Big Block Chevy (Set of 16) Mark Williams Enterprises Includes Male and Female 1/8"

Includes Male and Female 1/8" NPT compression fittings

Fully adjustable mechanical advance

Pit Stop USA offers Rugged M1 RACE SERIES Waterproof Mobile Radio - Digital and Analog M1-V at low everyday prices

ideal for carbureted nitrous engines

Durable Fully Welded 16 Gauge Aluminized Steel

COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.70 Ratio - Big Block Chevy (Set of 16) Mark Williams Enterprises Includes Male and Female 1/8"The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 396 454 applications not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7 16" stud diameter and 1. 7 ratio. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing