Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Both Banks | 3.8 | 2.3 | B | Includes: R&R Valve Covers & Spark Plugs. Cylinder Head On Engine. |
| Note | ||||
| With AC, Add | 0.8 | 0.5 | B | |
| Right Bank | 2.2 | 1.4 | B | Includes: R&R Valve Covers & Spark Plugs. Cylinder Head On Engine. |
| Left Bank | 2.2 | 1.0 | B | Includes: R&R Valve Covers & Spark Plugs. Cylinder Head On Engine. |