Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Both Banks | 10.8 | 7.9 | B | Includes: R&R Valve Cover, Spark Plugs And Adjust Valves. Cylinder Head On Engine. |
| Left Bank | 5.9 | 4.2 | B | Includes: R&R Valve Cover, Spark Plugs And Adjust Valves. Cylinder Head On Engine. |
| Right Bank | 5.9 | 4.0 | B | Includes: R&R Valve Cover, Spark Plugs And Adjust Valves. Cylinder Head On Engine. |
| Note | ||||
| With AC, Add | 0.2 | 0.1 | B |