For 1990-2009 cars

1. Clean the clutch housing and rear case in a suitable solvent. Air dry the clutch housing and rear case.
2. Inspect the rear case extension bushing for wear or damage.
3. Replace the rear case if the extension bushing is faulty. The bushing is not serviceable.
4. Clean all sealant material from retainer bolt threads.
5. Inspect the cases for the following conditions:

• | Cracks

• | Scratches

• | Damaged threads

• | Burrs

• | Nicked mounting surfaces

• | Damaged sealing surfaces

• | Damaged front or rear bearing bores

6. Inspect the machined mating surfaces for flatness with a straight edge.
7. Inspect the bearing races and bores for wear, scratches or grooves.
8. Inspect for loose or missing dowel pins.
9. Use a soft stone to dress minor scratches or burrs.
10. If scratches, grooves or scoring cannot be removed by hand with a soft stone or crocus cloth, replace the component.
11. Clean up damaged threads with the correct size tap.
12. Replace a cracked housing.