Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Intake | 2.7 | 2.0 | B | |
| Exhaust | 2.7 | 2.0 | B | |
| Both | 4.0 | 2.8 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Intake | 2.7 | 2.0 | B | |
| Exhaust | 2.7 | 2.0 | B | |
| Both | 4.0 | 2.8 | B |