Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One | 1.0 | 0.0 | B | After Valve Covers Are Removed. | 
| All | 2.7 | 0.0 | B | After Valve Covers Are Removed. | 
| Each Additional | 0.2 | 0.0 | B | After Valve Covers Are Removed. | 
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One | 1.0 | 0.0 | B | After Valve Covers Are Removed. | 
| All | 2.7 | 0.0 | B | After Valve Covers Are Removed. | 
| Each Additional | 0.2 | 0.0 | B | After Valve Covers Are Removed. |