Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Both Banks | 20.0 | 13.9 | B | Includes: R&I Cylinder Head, Timing Belt. |
| Left Bank | 13.7 | 10.1 | B | Includes: R&I Cylinder Head, Timing Belt. |
| Right Bank | 14.7 | 10.6 | B | Includes: R&I Cylinder Head, Timing Belt. |