Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| One Bank | 1.5 | 1.1 | B | Includes: R&I Valve Cover, Spark Plugs. |
| Both Banks | 2.2 | 1.6 | B | Includes: R&I Valve Cover, Spark Plugs. |
| All Cylinders | 5.9 | 4.0 | B | Includes: R&I Valve Cover, Spark Plugs. |