Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Bank | 6.6 | 3.8 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Both Banks | 10.8 | 5.5 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Bank | 6.6 | 3.8 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Both Banks | 10.8 | 5.5 | B | Includes: R&I Valve Cover & Spark Plugs. |