COMP Cams Rocker Arm KitLS1 1.8 5/16 - 16755-KIT

Ultra Pro Magnum 1.8 Ratio Adjustable Rocker Arm Kit for GM LS1/LS6

Convert your LS1 engine to an adjustable valvetrain with the Ultra Pro Magnum Rocker Kit. Our kit includes 1.8 Ultra Pro Magnum Rockers, guideplates, 3/8" studs, adjusting nuts and set screws for a complete adjustable valvetrain solution.

For LS1/LS2/LS6/4.8L, 5.3L, and Pre '07 6.0L Truck Engines and Other Cathedral-Port Head Equipped LS Applications. Includes Full Set of (16) Stud-Mount Rockers (with Poly Locks), 3/8" Studs and Raised Guide Plates for 5/16" Pushrods. Increase Strength Over Stock, While Increasing Lift without Swapping Cams.

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, 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 for converting your GM Gen III/IV engine to an adjustable valve train.