Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| Right Bank | 1.4 | 1.0 | B | Includes: R&R Valve Cover. |
| Left Bank | 0.9 | 0.6 | B | Includes: R&R Valve Cover. |
| Both Banks | 1.5 | 1.3 | B | Includes: R&R Valve Cover. |
| All Cylinders | ||||
| Right Bank | 2.2 | 1.6 | B | Includes: R&R Valve Cover. |
| Left Bank | 1.7 | 1.2 | B | Includes: R&R Valve Cover. |
| Both Banks | 3.5 | 2.5 | B | Includes: R&R Valve Cover. |
| Each Additional | 0.5 | 0.3 | B | Includes: R&R Valve Cover. |