COMP Cams Ultra Pro Magnum Full Roller Rocker Arm - 7/16 in Stud Mount - 1.52 Ratio - Chromoly - Small Block Chevy - Set of 16 Aero Race Wheel GM G-Body / W-Body /

GM G-Body / W-Body / X-Body / Corvette 1964-77

1972-1977 Chevrolet El Camino

MSD's cam sync plugs are the perfect solution when running an aftermarket sequential EFI system with coil-per-cylinder ignition

SRT 392 / R/T SCAT PACK / SRT Hellcat

5 PSI / 33 GPH

COMP Cams Ultra Pro Magnum Full Roller Rocker Arm - 7/16 in Stud Mount - 1.52 Ratio - Chromoly - Small Block Chevy - Set of 16 Aero Race Wheel GM G-Body / W-Body /The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 265 400 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. 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