GM Turbo 400 TH400 Billet Steel Intermediate Clutch Sprag-Outer Race and hardware

and hardware

These Speedmaster filters are washable and reusable

You need guideplates to keep your pushrods from deflecting under high-rpm conditions

This Speedmaster Throttle Body is designed to produce smooth

Aluminum also promotes faster heat dissipation for further cooling of your transmission

GM Turbo 400 TH400 Billet Steel Intermediate Clutch Sprag-Outer Race and hardwareSpeedmaster heavy duty intermediate clutch outer race delivers more torque capacity of any OE race. High torque loads cause the race to fracture at two stress points: the radial lube holes that contact the rollers and the sharp inside corners at the base of the outer splines. Design improvements to the splines, plus upgraded material and a custom manufacturing process, further improve durability to make this heavy duty race the best option available