Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One CYL | ||||
| One Bank | 1.1 | 0.0 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Both Banks | 2.1 | 0.0 | B | Includes: R&I Valve Cover & Spark Plugs. |
| All Cyls | 3.4 | 0.0 | B | Includes: R&I Valve Cover & Spark Plugs. |