- Clean the clutch housing and rear case
in a suitable solvent. Air dry the clutch housing and rear case.
 
- Inspect the rear case extension bushing for wear or damage.
 
- Replace the rear case if the extension bushing is faulty. The
bushing is not serviceable.
 
- Clean all sealant material from retainer bolt threads.
 
- Inspect the cases for the following conditions:
 
| •  | Nicked mounting surfaces | 
 
| •  | Damaged sealing surfaces | 
 
| •  | Damaged front or rear bearing bores | 
 
- Inspect the machined mating surfaces
for flatness with a straight edge.
 
- Inspect the bearing races and bores for wear, scratches or grooves.
 
- Inspect for loose or missing dowel pins.
 
- Use a soft stone to dress minor scratches or burrs.
 
- If scratches, grooves or scoring cannot be removed by hand with
a soft stone or crocus cloth, replace the component.
 
- Clean up damaged threads with the correct size tap.
 
- Replace a cracked housing.