Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Bank | 5.0 | 0.0 | B | Includes: R&R Cylinder Heads. |
| Both Banks | 7.8 | 0.0 | B | Includes: R&R Cylinder Heads. |
| Note | ||||
| With AC, Add | 0.7 | 0.0 | B | |
| With PWR STRG, Add | 0.5 | 0.0 | B |