Piston Ring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| All Cyls | ||||
| -231 | 14.1 | 9.1 | A | Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings. |
| Note | ||||
| With AC, Add | 0.8 | 0.5 | A | Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings. |