Piston Ring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| NOTE | ||||
| To Grind Valves, Add | 5.5 | 0.0 | A | |
| To R&R Piston, Pin or Connecting Rod, Add | ||||
| One | 0.2 | 0.0 | A | |
| Each Additional | 0.1 | 0.0 | A | |
| All | 0.6 | 0.0 | A | |
| All Cyls | 13.2 | 0.0 | A | Includes: R&I Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings. |