Disassembly And Assembly Of Subassemblies: Mainshaft: Disassembly

Place the special tool in a vise then install the input shaft with the input shaft locknut facing downward. Remove the input shaft locknut.

Fig 1: Placing Special Tool In Vise
Courtesy of FORD MOTOR CO.
Remove the input shaft needle bearing.
- Inspect the bearing for wear or damage. Install a new bearing as necessary.
  
  Fig 2: Removing Input Shaft Needle Bearing
  Courtesy of FORD MOTOR CO.
Remove the needle bearing.
- Inspect the bearing for wear or damage. Install a new bearing as necessary.
  
  Fig 3: Removing Needle Bearing
  Courtesy of FORD MOTOR CO.
Remove the retaining ring.

Fig 4: Removing Retaining Ring
Courtesy of FORD MOTOR CO.
Remove the third and fourth gear synchronizer assembly.

Fig 5: Removing Third And Fourth Gear Synchronizer Assembly
Courtesy of FORD MOTOR CO.
Disassemble the third and fourth gear synchronizer.
- Inspect the synchronizer for wear or damage. Repair as necessary.
  
  Fig 6: Exploded View Of Third And Fourth Gear Synchronizer
  Courtesy of FORD MOTOR CO.
Remove third gear.
- Inspect the gear for wear or damage. Install a new gear as necessary.
  
  Fig 7: Removing Third Gear
  Courtesy of FORD MOTOR CO.
Remove the third gear needle bearing.
- Inspect the bearing for wear or damage. Install a new bearing as necessary.
  
  Fig 8: Removing Third Gear Needle Bearing
  Courtesy of FORD MOTOR CO.

NOTE: Place the Bearing/Oil Seal Plate in a vise.