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Upgraded Trunnion Retaining Ring for GM LS1, LS3 and LS7 Rocker Arms; This ring secures the upgraded trunnion/bearing assembly inside a factory GM LS rocker arm.

Replacement Adjusting Nut Set for Magnum Rockers w/ 7/16" Stud; The 1401N-16 adjusting nuts replace the nuts that come with our 7/16" stud Magnum roller tip rockers.

Rocker Arm Adjusting Nut Kit for Late Model Big Block Chevrolet; Complete with our 4514 studs, spacers and adjusting nuts, this kit adapts your late model Big Block Chevrolet engine to an adjustable valvetrain.

Hi-Tech Polylock for 1/2" Stud Ultra Pro Magnum Rockers; The best polylock for high end race applications, this Hi-Tech polylock is designed for 1/2" Ultra Pro Magnum and Ultra Pro Magnum XD rockers.

Hi-Tech Polylock Set for 1/2" Stud Ultra Pro Magnum Rockers; The best polylock for high end race applications, these Hi-Tech polylocks are designed for 1/2" Ultra Pro Magnum and Ultra Pro Magnum XD rockers.

Adjusting Nut for GM LS1/LS6/LS3 Ultra Pro Magnum Adjustable Rocker; This adjusting nut replaces the adjusting nut that comes with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.

Adjusting Nut Set for GM LS1/LS6/LS3 Ultra Pro Magnum Adjustable Rocker; These adjusting nuts replace the adjusting nuts that come with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.

Set Screw for 4654 Rocker Arm Adjusting Nut; This set screw replaces the set screw that comes with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.

Set Screw Set for 4654 Rocker Arm Adjusting Nut; These set screws replace the set screws that come with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.

Rocker Arm Stud Puller and Tap Guide; Our two-in-one tool serves two purposes. First, our tool is designed to remove pressed-in rocker studs. Second, this tool serves as an arbor for tapping stud bosses for screw-in studs.

Rocker Arm Organization Tray; COMP's rocker organization tray ensures that you never lose a part during an engine refresh project. With slots for rockers, lifters and pushrods, our tray ensures that you return your parts to the right position everytime.

Bolt for Trunnion-Upgraded LS Rocker; Bolt for GM LS Trunnion Kit