With a 2024 aluminum rocker and 8620 hardened steel shaft, this shaft-mount rocker system adds stability to the engine which frees up horsepower. This system features 1.7 ratio rockers for Chevrolet Big Block w/ standard head.
- Engine Components>Rocker Arms
- EPA:N/A
- LTL:N
- MPN:1504CPG
- Non-CARB:N
- Prop65:Y
- SpecialOrder:Y