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Features, Description, Q&A
Performance Enhancement. The Comp Cams Rocker Arms GM LS3 1.8 3/8 Ult offer increased rocker arm ratio and stiffness, improving valve lift and overall engine efficiency without the need to change the camshaft. Designed specifically for LS3-type rectangle port heads, these rocker arms optimize valve train performance for enhanced power output and durability.
_x000D_Construction and Appearance. These rocker arms are constructed with high-quality materials engineered for strength and durability. They feature a precision-machined finish designed to withstand high-stress engine environments, ensuring reliable performance under demanding conditions.
_x000D_Installation. Installation requires standard mechanical skills and uses existing stud mounts with 3/8" studs and guide plates; no drilling or special modifications are necessary, making for a straightforward upgrade.
_x000D_Application. These rocker arms fit 07-13 6.0L, 6.2L Sierra 1500 models using rectangle port heads, providing a direct replacement that enhances valve train performance without additional modifications.
Comp Cams 1676-16
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov