rts transmission case, supermax pg, aluminium, gm powerglide 1-piece, sb & bb chev bellhousing, each

RTS SuperMax Powerglide Transmission Cases

RTS now offers aftermarket TH400 and Powerglide aluminium transmission cases! They are constructed from A356-T6 heat treated aluminium through a permanent mould process which increases strength and ductility over the OEM designs. These are intended to be used in street/strip or high horsepower drag race applications. 



Features include:

• Heavy duty 1-piece casting


• Thickened oil pan flanges


• Beefed-up oil pump area


• Heli-coiled oil pump mounting holes


• Redesigned oil passages


• Chevrolet bellhousing 


• Stock dimensions- All powerglide parts function


• This case is in the process of being SFI approved