GM Turbo 400 TH400 Output Shaft, Yoke, and Tail Housing Kit - 40 Spline and corrosion-treated

and corrosion-treated

Engage into the low-reverse drum quickly with the Speedmaster roller clutchâÃôs inner race

unlike plastic alternatives

You can also use them as a manifold cover when you store your engine

They are heat-treated prior to thread rolling and machining and are rated at a whopping 190

GM Turbo 400 TH400 Output Shaft, Yoke, and Tail Housing Kit - 40 Spline and corrosion-treatedThese 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.