Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| Right Bank | 1.1 | 0.8 | B | |
| Left Bank | 1.1 | 0.8 | B | |
| Both Banks | 2.1 | 1.5 | B | |
| All Cylinders | ||||
| Right Bank | 1.9 | 1.5 | B | |
| Left Bank | 1.9 | 1.5 | B | |
| Both Banks | 3.7 | 2.9 | B | |
| Each Additional Cylinder | 0.4 | 0.4 | B |