Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| One Bank | 1.5 | 1.1 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Both Banks | 2.5 | 1.8 | B | Includes: R&R Valve Cover & Spark Plugs. |
| All Cyls | 6.6 | 4.9 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Note | ||||
| With Air Pump, Add | ||||
| Left Bank | 0.4 | 0.2 | B |