COMP Cams Rocker Arms348/409 Chevy 1.7 1629-8 Heavy Metal Off-Road LS 1978 - 1980 Chevrolet

LS 1978 - 1980 Chevrolet Monza 2+2 Spyder

This check valve disc also maintains added control at all engine speeds and loads

Compatible with MAXTRAX® Mini and RotoPax® solutions

Accessories in photos not included

Year Make Model Submodel 2018 Ford Mustang EcoBoost

COMP Cams Rocker Arms348/409 Chevy 1.7 1629-8 Heavy Metal Off-Road LS 1978 - 1980 ChevroletCOMP Cams Rocker Arms 1629 8 The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 348 409 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 3 8" 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