Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| Right Bank | 1.4 | 1.1 | B | |
| Left Bank | 1.3 | 1.0 | B | |
| Both Banks | 2.1 | 1.9 | B | |
| All Cylinders | ||||
| Right Bank | 2.6 | 2.5 | B | |
| Left Bank | 2.5 | 2.4 | B | |
| Both Banks | 4.4 | 4.6 | B | |
| Each Additional | 0.5 | 0.5 | B |