GM Turbo 400 TH400 Output Shaft, Yoke, and Tail Housing Kit - 40 Spline Control your engine's movement with

Control your engine's movement with a Speedmaster front motor plate

They are five times stronger and more ridged than stock because they are made from aircraft grade aluminum alloy

Speedmaster only offers planetary gear sets provide superior torque output for modern high-output motors

Designed to complement any space

GM Turbo 400 TH400 Output Shaft, Yoke, and Tail Housing Kit - 40 Spline Control your engine's movement withThese Speedmaster tailshaft housings are designed to fit the stock Turbo 400 transmissions. They are five times stronger and more ridged than stock because they are made from aircraft grade aluminum alloy. Featuring thicker walls and more gusseting than any other manufacturer.