Warning: Refer to Safety Glasses Warning in the Preface section.
- Clean the oil pump drive in cleaning solvent.
 
- Dry the oil pump drive with compressed air.
 
- Inspect the oil pump drive (1) for the following conditions:
 
| •  | Excessive play in the oil pump drive bearing | 
 
| •  | Damage to the oil pump drive clamp bolt hole (2) | 
 
| •  | Damaged gear (3) for the following conditions: | 
 
|    -  | Damage to the oil pump drive shaft tang | 
 
- Damage to the oil pump drive body (4).
 
- If the oil pump drive is to be used again, lubricate the bearing with clean engine oil and apply grease to all gear teeth (3).