Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| Right Bank | 2.7 | 1.0 | B | Includes: R&I Valve Cover. |
| Left Bank | 1.3 | 0.6 | B | Includes: R&I Valve Cover. |
| Both Banks | 3.6 | 1.5 | B | Includes: R&I Valve Cover. |
| Each Additional Cylinder | 0.5 | 0.3 | B | Includes: R&I Valve Cover. |