Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Both Banks | ||||
| One CYL | 7.5 | 3.5 | B | |
| Each Additional | 0.8 | 0.0 | B | |
| Right Bank | ||||
| One CYL | 4.9 | 2.7 | B | |
| Each Additional | 0.8 | 0.0 | B | |
| All Cyls | 6.5 | 0.0 | B | |
| Left Bank | ||||
| One CYL | 4.9 | 3.3 | B | |
| Each Additional | 0.8 | 0.0 | B | |
| All Cyls | 6.5 | 0.0 | B |