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Features, Description, Q&A
Performance Upgrade. The Comp Cams Rocker Arm LS1 1.8 3/8 Ult is engineered to improve valve lift and stiffness compared to stock rocker arms. It enhances engine performance by increasing the rocker arm ratio without the need to swap camshafts, making it ideal for LS engine enthusiasts seeking reliable power gains.
_x000D__x000D_Construction and Appearance. Made from durable materials, this rocker arm features a stud mount design and includes a poly lock to ensure secure installation. Its finish is optimized for durability, providing resistance to wear and heat while maintaining a clean, professional look.
_x000D__x000D_Installation. Installation is straightforward with no drilling required, suitable for experienced engine builders. Proper fitment requires compatible 3/8" studs and guide plates to ensure optimal performance.
_x000D__x000D_Application. This rocker arm is designed to fit the 2010-2019 6.0L Sierra 3500 HD and is compatible with LS1, LS2, LS6, 4.8L, 5.3L, and pre-2007 6.0L truck engines that have cathedral port cylinder heads.
Comp Cams 1675-1
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov