e. Front and Rear Housings

1. Clean the transmission housing in a suitable solvent. Air dry the housing.
2. Inspect the countershaft bearing race bore for the following conditions:
- Wear
- Scratches
- Grooves

3. Replace the housing if the countershaft bearing race bore is worn or damaged.
4. Inspect the housing for the following conditions:
- Cracks
- Damaged threads
- Nicked mounting surfaces
- Burrs
- Scratches

5. Replace a cracked housing.
6. Clean up damaged threads with the correct size tap.
7. Replace the housing if scratches, grooves or scoring cannot be removed with a soft stone or a crocus cloth.
8. Inspect the machined mating surfaces for flatness. Check the mating surfaces with a straight edge.