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Increased piston apply feed holes
Whether you're rebuilding a stock engine or changing to valve springs that have more seat pressure
Speedmaster degree wheels are designed for the normal rebuild
self-service-able to easily change your stall speed right at home
greater resistance to tooth shear
GM TH400 Forward Clutch and Direct Clutch Assembly w/ Carbon Fiber Clutches - Racing Increased piston apply feed holesThe Speedmaster forward drum and direct drum assembly are designed to withstand high horsepower with their upgraded 36 element sprag design and carbon fiber friction plate material. Speedmaster GM automatic transmission parts are manufactured using the highest quality materials for strength and durability.
US$ 127.67
US$ 84.95
US$ 84.95
US$ 58.95
US$ 20.50
