Fits: Mopar Big Block
Rocker Arm Shaft, Replacement, Steel, Mopar, Big Block B, Each
These rocker arm shafts from Mancini Racing are performance replacements that are factory designed and engineered. They are made from high-quality steel, and hardened for long life. Ideal for today's performance valvetrains, they're made for use with hydraulic or solid lifter camshafts.