Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| All Cylinders | ||||
| One Bank | 10.7 | 0.0 | B | Includes: R&I Valve Covers. |
| Both Banks | 12.6 | 0.0 | B | Includes: R&I Valve Covers. |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| All Cylinders | ||||
| One Bank | 10.7 | 0.0 | B | Includes: R&I Valve Covers. |
| Both Banks | 12.6 | 0.0 | B | Includes: R&I Valve Covers. |