Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Both | 5.9 | 4.3 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Intake | 3.6 | 2.6 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Exhaust | 3.6 | 2.6 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Note | ||||
| To Replace Valve Cover Gasket, Add | 0.8 | 0.5 | B |