Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Bank | 4.1 | 3.1 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Both Banks | 6.7 | 4.8 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| One Bank | 4.1 | 3.1 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Both Banks | 6.7 | 4.8 | B | Includes: R&I Valve Cover & Spark Plugs. |