Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| Right Bank | 1.5 | 1.2 | B | |
| Left Bank | 1.5 | 0.9 | B | |
| Both Banks | 2.6 | 2.0 | B | |
| All Cylinders | ||||
| Right Bank | 3.1 | 2.6 | B | |
| Left Bank | 3.1 | 2.3 | B | |
| Both Banks | 6.0 | 4.7 | B | |
| Each Additional | 0.5 | 0.5 | B |