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The COMP Cams Ultra Pro Magnum XD 1.6 ratio stud-mount rocker arm provides durable, rebuildable valvetrain support for Chevrolet small-block and V6 engines. Machined from 8650 steel with a billet pushrod seat insert, precision-sorted needle bearings and hardened roller tips, these rockers handle up to 1,000 lbs of spring pressure and fit 3/8" stud Chevrolet V6 and 265–400 Small Block applications.
COMP Cams Rocker CS 1.6 3/8in Ultra Pro
