Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | ||||
| Right Bank | 3.6 | 2.5 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Left Bank | 3.5 | 2.4 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Both Banks | 4.9 | 3.4 | B | Includes: R&R Valve Cover & Spark Plugs. |
| All Cylinders | ||||
| Right Bank | 4.8 | 3.2 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Left Bank | 4.6 | 3.1 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Both Banks | 6.6 | 4.6 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Each Additional | 0.5 | 0.3 | B | Includes: R&R Valve Cover & Spark Plugs. |