Pay in 4 interest-free payments of $32.50 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
this transmission is built with premium materials and cutting-edge engineering to dominate on the track or off-road
but it is near impossible to break
you can get 25 to 50 HP from these Proform main bodies
These zinc plated cooling pans from Speedmaster give you up to 15 percent cooler transmission temperatures
GM TH400 Billet Aluminum 0.250" Oversize Intermediate Piston [5.867″] this transmission is built withAlmost 10% larger that stock intermediate piston, the increased diameter applies more clamping force on the second gear clutch pack. Reducing the possibility of driving through the clutches as the power curve comes on strong. The stock 5. 617 center support piston has be increased by 0. 250" to 5. 867 in diameter.
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