Empire Performance Engineering is proud to release the Duramax Rocker Arm Shafts that are made with Hard Chrome Plating. These rocker arm shafts have corrected oiling for increased hydrodynamic wedge pressure. With these shafts there are no more worries or failures from micro welding. These rocker arm shafts helps your truck gain performance from less resistance. They have been tested In house on our engine dyno and have been verified to receive a 2 - 3HP gain average across the RPM curve. Great for all applications which can be used for Competition and Stock OEM Replacement. They work with all OEM hardware as well as upgraded valve train components.
- Comes Complete With 2 Hard Chrome Plating Billet Rocker Arm Shafts
- Dyno Tested 2 - 3HP Gains
- Competition & Stock OEM Replacement
- Works With OEM Hardware & Upgraded Valve Train Components
***Highly recomended to replace Stock OEM push rods with EPE Level 1 Drop in replacements for additional Oiling capacity to the lifters***