Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| Right Bank | 1.9 | 1.4 | B | |
| Left Bank | 1.2 | 1.0 | B | |
| Both Banks | 2.7 | 2.1 | B | |
| Each Additional | 0.6 | 0.5 | B | |
| All Cyls | ||||
| Right Bank | 3.5 | 2.8 | B | |
| Left Bank | 2.8 | 2.4 | B | |
| Both Banks | 6.1 | 4.8 | B |