Transmission Case: Disassembly

Remove the oil troughs.

Fig 1: Removing Oil Troughs
Courtesy of FORD MOTOR CO.
Remove the input shaft bearing cup and countershaft front bearing cup.
- Inspect the bearing cups for wear or damage. Install a new cup as necessary.
- If a new bearing was installed on the input shaft or on the countershaft, install a new cup.
  
  Fig 2: Removing Input Shaft Bearing Cup And Countershaft Front Bearing Cup
  Courtesy of FORD MOTOR CO.
Remove and discard the input shaft oil seal.

Fig 3: Removing Input Shaft Oil Seal
Courtesy of FORD MOTOR CO.
Remove the case plug and discard the seal.

Fig 4: Removing Case Plug Seal
Courtesy of FORD MOTOR CO.

NOTE: Use care when cleaning the mating surfaces. Nicks and gouges can prevent sealing and cause leaks.