Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Both Banks | 12.3 | 8.8 | B | Includes: R&I Valve Cover, Spark Plugs And Adjust Valves. Cylinder Head On Engine. |
| Left Bank | 9.4 | 6.7 | B | Includes: R&I Valve Cover, Spark Plugs And Adjust Valves. Cylinder Head On Engine. |
| Right Bank | 9.2 | 6.6 | B | Includes: R&I Valve Cover, Spark Plugs And Adjust Valves. Cylinder Head On Engine. |