Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Right Bank | 9.7 | 5.6 | B | Includes: R&I Cylinder Head. |
| Left Bank | 8.5 | 5.0 | B | Includes: R&I Cylinder Head. |
| Both Banks | 11.3 | 6.3 | B | Includes: R&I Cylinder Head. |
| NOTE | ||||
| With AC, Add | 0.4 | 0.3 | B |