Valve Spring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| All Cylinders | 4.6 | 3.0 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Front Bank | 1.3 | 0.9 | B | Includes: R&I Valve Cover & Spark Plugs. |
| Rear Bank | 2.0 | 1.4 | B | Includes: R&I Valve Cover & Spark Plugs. |