12. Trans Case and Adapter Plate Cleaning and Inspection

Trans Case and Adapter Plate Cleaning and Inspection (GTO)

Transmission Case





1. Clean the transmission case in a suitable solvent. Air dry the transmission case.
2. Clean all sealant material from retainer bolt threads.
3. Inspect the transmission case for the following conditions:
3.1. Cracks
3.2. Scratches
3.3. Damaged threads
3.4. Burrs
3.5. Nicked mounting surfaces
3.6. Damaged sealing surfaces
3.7. Damaged front or rear bearing bores
4. Inspect the machined mating surfaces for flatness with a straight edge.
5. Inspect the bearing races and bores for wear, scratches or grooves.
6. Inspect the bushing for excessive wear.
7. Use a fine mill file to dress minor scratches or burrs.
8. If scratches, or grooves or scoring cannot be removed by hand with a soft stone or crocus cloth, replace the component.
9. Clean up damaged threads with the correct size tap.
10. Replace a cracked housing.
11. Replace worn bushings.

Adapter Plate





1. Clean the adapter plate parts with a suitable solvent. Air dry all the parts.
2. Inspect the adapter plate parts for the following conditions:
2.1. Cracks (replace a cracked adapter plate.)
2.2. Scratches
2.3. Burrs
2.4. Nicked mounting surfaces
2.5. Damaged sealing surfaces
2.6. Damaged front or rear bearing bores
3. Inspect the machined mating surfaces for flatness. Check the mating surfaces with a straight edge.
4. Inspect the bearing races and bores for wear, scratches or grooves.
5. Inspect the bushing for excessive wear. Replace worn bushings.
6. Use a fine mill file to dress minor scratches or burrs.
7. If scratches, or grooves or scoring cannot be removed by hand with a soft stone or crocus cloth, replace the component.