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

and hardware

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

which are each sold separately

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