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Comp Cams - Shaft Rockers

Pro Magnum Upgrade Kit
 		   Pro Magnum Upgrade Kits
GM GEN III/LS1/LS2/LS6

COMP Cams® offers four GM Gen III/LS1/LS2/LS6 bolt-on rocker arm kits all of which include Pro Magnum Rocker Arms™ (1.75:1 or 1.85:1), 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 Cams® Pro Magnum Rocker Arm™ Kits are the simple solution for upgrading the valve train components in your GM Gen III/LS1/LS2/LS6 engine.

All components listed are available separately and in sets. COMP Cams® GM Gen III/LS1/LS2/LS6 rocker packages do not include pushrods, but they are available separately; see the application chart to the right.
 
Part # Description / Includes Ratio Price/Set
13755-KIT GM Gen III/LS1/LS2/LS6 1.75:1 Pro Magnum Rocker Arm™ Kit w/ 5/16” Flat Guide Plates 1.75 $439
1375-16  (1.75:1 Pro Magnum Rocker Arm™ Set)
4854-8  (5/16” Flat Guide Plates for 5/16” Pushrods)
4554-16  (3/8” Rocker Studs)
4654-16  (3/8” Adjusting Nut)
4654SS-16  (Set Screw for #4654)
13753-KIT GM Gen III/LS1/LS2/LS6 1.75:1 Pro Magnum Rocker Arm™ Kit with 3/8” Flat Guide Plates 1.75 $439
1375-16 (1.75:1 Pro Magnum Rocker Arm™ Set)
4856-8 (3/8” Flat Guide Plates for 3/8” Pushrods)
4554-16 (3/8” Rocker Studs)
4654-16 (3/8” Adjusting Nut)
4654SS-16 (Set Screw for #4654)
13705-KIT GM Gen III/LS1/LS2/LS6 1.85:1 Pro Magnum Rocker Arm™ Kit w/ 5/16” Flat Guide Plates 1.85 $439
1370-16 (1.85:1 Pro Magnum Rocker Arm™ Set)
4854-8 (5/16” Flat Guide Plates for 5/16” Pushrods)
4554-16 (3/8” Rocker Studs)
4654-16 (3/8” Adjusting Nut)
4654SS-16 (Set Screw for #4654)
13703-KIT GM Gen III/LS1/LS2/LS6 1.85:1 Pro Magnum Rocker Arm™ Kit w/ 3/8” Flat Guide Plates 1.85 $439
1370-16 (1.85:1 Pro Magnum Rocker Arm™ Set)
4856-8 (3/8” Flat Guide Plates for 3/8” Pushrods)
4554-16 (3/8” Rocker Studs)
4654-16 (3/8” Adjusting Nut)
4654SS-16 (Set Screw for #4654)
 
 
 
 
 
 
 

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