Ford 2003 Mustang Workshop Manual page 2867

41. Remove the input shaft bearing cup and input shaft shim.
Inspect the cup for wear or damage. Install a new cup and bearing as necessary.
Inspect the cup bore for wear, scratches or grooves. Install a new transmission adapter
plate as necessary.
42. Remove and discard the input shaft seal.
43. WARNING: Make sure protective eye wear is in place.
Clean the transmission adapter plate with solvent and dry with compressed air. Inspect the
adapter plate for cracks. Clean and check the sealing surface for nicks or scratches.
If the adapter plate is cracked, install a new plate. If the sealing surface has nicks or
scratches, use a soft stone or crocus cloth to remove.