Upgrade your LS engine's rocker arms with this high-performance LS Rocker Arm Trunnion Upgrade Kit, designed to replace factory rocker arm bearings with durable caged needle bearings. This upgrade eliminates the risk of OEM bearing failure, ensuring smoother operation, increased valvetrain stability, and extended component life—especially in high-RPM and high-performance applications. This kit is compatible with GM LS1, LS2, LS3, LS6, and 4.8L, 5.3L, 5.7L, and 6.0L LS-based engines, making it a perfect fit for Camaro, Corvette, Silverado, Sierra, and other LS-powered vehicles. Whether you're performing a camshaft swap, boosting performance with forced induction, or simply improving reliability, this trunnion upgrade kit is an essential upgrade. The complete installation kit includes upgraded trunnions, caged needle bearings, and all necessary hardware, ensuring an easy installation process with no modifications required. Get improved engine longevity and enhanced valvetrain performance with this must-have upgrade for LS engine builds.