| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes |
| Replace |
| Complete Assembly Without Transfer of Parts |
| Overhead Valve | 9.2 | 0.0 | B | Does Not Include: Transfer Of Any Part Of Engine Or Replacement Of Optional Equipment. |
| Complete Assembly With Transfer of Parts |
| Overhead Valve | 13.9 | 0.0 | B | Includes: Transfer All Fuel And Electrical Units. Does Not Include Transfer Of Optional Equipment. |
| Overhaul/Rebuild |
| Overhead Valve | 35.2 | 0.0 | A | Includes: Disassemble & Clean Engine. Ridge Ream & Hone Cylinders Inspect & Replace All Necessary Components, Grind Valves & Tune-Up. |