Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Intake | 5.2 | 3.6 | B | Includes: R&R Valve Cover. |
| Exhaust | 5.2 | 3.6 | B | Includes: R&R Valve Cover. |
| Both | 5.9 | 4.2 | B | Includes: R&R Valve Cover. |
| Note | ||||
| With Cruise Control, Add | 0.2 | 0.1 | B | |
| With Auto Trans, Add | 0.2 | 0.1 | B |