Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| Right Bank | 2.7 | 1.5 | B | Includes: R&I Valve Cover. |
| Left Bank | 3.6 | 2.2 | B | Includes: R&I Valve Cover. |
| Both Banks | 5.5 | 3.5 | B | Includes: R&I Valve Cover. |
| All Cyls | ||||
| Right Bank | 3.0 | 2.3 | B | Includes: R&I Valve Cover. |
| Left Bank | 4.6 | 3.0 | B | Includes: R&I Valve Cover. |
| Both Banks | 7.1 | 4.9 | B | Includes: R&I Valve Cover. |