Piston Ring: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| NOTE | ||||
| To R&R Connecting Rod Bearings, Add | ||||
| Each | 0.1 | 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 | 0.9 | 0.0 | A | |
| To R&R Valves, Add | 22.4 | 16.0 | A | |
| To Grind Valves, Add | 23.4 | 16.7 | A |