Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| Right Bank | 1.4 | 1.1 | B | |
| Left Bank | 1.4 | 1.0 | B | |
| Both Banks | 2.1 | 1.5 | B | |
| Each Additional | 0.7 | 0.4 | B | |
| All Cyls | ||||
| Right Bank | 2.7 | 1.8 | B | |
| Left Bank | 2.5 | 1.7 | B | |
| Both Banks | 4.2 | 2.9 | B | |
| NOTE | ||||
| With Cruise Control, Add | 0.4 | 0.2 | B | |
| With AC, Add | ||||
| Front | 0.4 | 0.2 | B | |
| Front & Rear | 0.5 | 0.3 | B |