Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Cylinder | 1.4 | 1.1 | B | Includes: R&R Valve Cover & Spark Plugs. |
| All Cylinders | 3.0 | 2.1 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Each Additional | 0.5 | 0.4 | B | Includes: R&R Valve Cover & Spark Plugs. |
| Note | ||||
| With Compressed Natural Gas, Add | 0.5 | 0.4 | B |