Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Right Bank | 16.7 | 11.8 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Left Bank | 14.8 | 10.6 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Both Banks | 20.2 | 14.4 | B | Includes: R&I Valve Cover & Spark Plugs. |