Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | 11.2 | 0.0 | B | Includes: R&R Cylinder Head. |
| Intake | 9.8 | 0.0 | B | Includes: R&R Cylinder Head. |
| Exhaust | 9.8 | 0.0 | B | Includes: R&R Cylinder Head. |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | 11.2 | 0.0 | B | Includes: R&R Cylinder Head. |
| Intake | 9.8 | 0.0 | B | Includes: R&R Cylinder Head. |
| Exhaust | 9.8 | 0.0 | B | Includes: R&R Cylinder Head. |