Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| Right Bank | 2.4 | 1.8 | B | Includes: R&I Valve Cover. |
| Left Bank | 1.0 | 0.7 | B | Includes: R&I Valve Cover. |
| Both Banks | 3.0 | 2.2 | B | Includes: R&I Valve Cover. |
| Each Additional CYL | 0.5 | 0.3 | B | Includes: R&I Valve Cover. |