SPE Motorsport S550 & S650 Billet Differential Lockout System powerstroke engine components Billet Center section

Billet Center section

The stamped mild steel is one of the leading causes of the deterioration of not only the housing but the rubber as well

The feed hose tees in from the side and has to be distributed to two rails through a very inefficiently designed crossover fitting assembly

Designed for excellence

Perfect to pair with 2

SPE Motorsport S550 & S650 Billet Differential Lockout System powerstroke engine components Billet Center sectionSPE Motorsport S550 & S650 Billet Differential Lockout System The stock rubber bushings are great for absorbing noise, vibration, & harshness (NVH), but do nothing for performance applications. Eliminate wheel hop by adding the SPE Motorsport S500 & S650 Billet Differential Bushing Kit for the super 8. 8 S550 rear end. This kit solidly mounts the rear end to the cradle. They install on top of the factory bushings allowing for a non permanent install.