PRW GM LS Series fulcrum upgrade kits are designed to improve your valvetrain performance by enhancing the rocker arms. They include replacement fulcrums, circlips, and fasteners. From there, you can decide on either drawn cup bearings, or silicone bronze bushings to complete your full set of 16. Transform your stock LS Series rocker arms into powerful performance trunnions with PRW GM LS Series fulcrum upgrade kits. Order the kit designed to best fit your application.

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