Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| With Balance Shaft | ||||
| One Cylinder | ||||
| Right Bank | 1.7 | 1.2 | B | |
| Left Bank | 1.5 | 1.1 | B | |
| Both Banks | 2.7 | 1.9 | B | |
| All Cylinders | ||||
| Right Bank | 3.1 | 2.2 | B | |
| Left Bank | 2.9 | 2.1 | B | |
| Both Banks | 5.2 | 3.6 | B | |
| Without Balance Shaft | ||||
| One Cylinder | ||||
| Right Bank | 2.7 | 1.9 | B | |
| Left Bank | 2.7 | 1.9 | B | |
| Both Banks | 4.6 | 3.3 | B | |
| All Cylinders | ||||
| Right Bank | 4.1 | 2.9 | B | |
| Left Bank | 4.1 | 2.9 | B | |
| Both Banks | 7.3 | 5.0 | B |