Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| One Bank | 1.1 | 0.8 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Both Banks | 2.1 | 1.5 | B | Includes: R&R Valve Cover & Spark Plugs. |
| All Cylinders | 3.4 | 2.4 | B | Includes: R&R Valve Cover & Spark Plugs. |