Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| Right Bank | 1.7 | 1.2 | B | |
| Left Bank | 1.5 | 1.1 | B | |
| Both Banks | 3.5 | 2.5 | B | |
| Each Additional | 0.2 | 0.1 | B | |
| All Cyls | ||||
| Right Bank | 2.4 | 1.8 | B | |
| Left Bank | 1.9 | 1.7 | B | |
| Both Banks | 5.4 | 4.0 | B |