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COMP Cams upgraded OEM rocker arms for GM LS3 engines provide increased lift capacity with secured trunnions and captured roller bearing construction to reduce failure modes seen in stock units. These 1.7‑ratio rockers feature caged precision roller bearings, snap‑ring trunnion retention and a black‑oxide finish. The design improves valve‑train durability under higher loads and fits LS3 valve‑train geometries.
Comp Cams GM LS3 Upgraded OEM Rocker Arms
