Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Intake | 2.4 | 1.7 | B | Includes: R&I Valve Cover. |
| Exhaust | 2.4 | 1.7 | B | Includes: R&I Valve Cover. |
| Both | 2.0 | 2.1 | B | Includes: R&I Valve Cover. |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Intake | 2.4 | 1.7 | B | Includes: R&I Valve Cover. |
| Exhaust | 2.4 | 1.7 | B | Includes: R&I Valve Cover. |
| Both | 2.0 | 2.1 | B | Includes: R&I Valve Cover. |