Ultra Pro Magnum Rocker Arm Shaft for 1621 Chrysler 383-440 B/RB Shaft Kit
The 1077-1 shaft replaces a shaft that comes with our 1621 Chrysler 383-440 B/RB shaft rocker system.
Shaft for 1321 Rockers
- Made from SAE 8620 chromemoly steel and heat-treated for maximum strength and stiffness
- Unique oil system oils all critical parts for long-lasting service
- Systems include a special adjuster which allows the use of conventional ball end pushrods
- Designed to handle roller lobes and higher spring rates
- Made from SAE 8620 chromemoly steel and heat-treated for maximum strength and stiffness
- Unique oil system oils all critical parts for long-lasting service
- Systems include a special adjuster which allows the use of conventional ball end pushrods
- Designed to handle roller lobes and higher spring rates
- Contain proprietary bushing inserts
