Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| All Cyls | ||||
| Intake | 4.0 | 2.7 | B | Includes: R&I Valve Cover. |
| Exhaust | 4.0 | 2.7 | B | Includes: R&I Valve Cover. |
| Intake & Exhaust | 4.9 | 3.4 | B | Includes: R&I Valve Cover. |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| All Cyls | ||||
| Intake | 4.0 | 2.7 | B | Includes: R&I Valve Cover. |
| Exhaust | 4.0 | 2.7 | B | Includes: R&I Valve Cover. |
| Intake & Exhaust | 4.9 | 3.4 | B | Includes: R&I Valve Cover. |