GM Turbo 400 TH400 Output Shaft, Yoke, and Tail Housing Kit - 40 Spline Engage into the low-reverse drum

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

These Speedmaster tailshaft housings are designed five times stronger and more ridged than stock because they are made from aircraft grade aluminum alloy

and corrosion-treated

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

it provides a flow rate of 67 GPH (255 LPH) at 12V

GM Turbo 400 TH400 Output Shaft, Yoke, and Tail Housing Kit - 40 Spline Engage into the low-reverse drumThese 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.