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

 

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