Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| Right Bank | 6.5 | 4.7 | B | Includes: R&I Valve Cover. |
| Left Bank | 6.3 | 4.5 | B | Includes: R&I Valve Cover. |
| Both Banks | 7.2 | 5.2 | B | Includes: R&I Valve Cover. |
| All Cyls | ||||
| Right Bank | 7.5 | 5.4 | B | Includes: R&I Valve Cover. |
| Left Bank | 7.3 | 5.2 | B | Includes: R&I Valve Cover. |
| Both Banks | 9.2 | 6.6 | B | Includes: R&I Valve Cover. |