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COMP Cams offers GM Gen III LS1/LS6 and Gen IV LS3 Ultra Pro Magnum Rocker Arm Kits, both of which include rocker arms, guide plates (5/16” or 3/8”), rocker studs, adjusting nuts and set screws. Designed to fit under the stock valve covers without machining, COMP GM LS Ultra Pro Magnum Rocker Arm Upgrade Kits are the simple solution upgrading the valve train components in your GM Gen III/IV engine.
All components listed are available separately and in sets. COMP Cams Rocker Upgrade Kits do NOT include pushrods, but they are available separately; see pushrod lengths in the application chart.
