| Engine model | 139F |
| Engine type | air-cooling, four-stroke, single cylinder gasoline |
| Displacement | 31CC |
| Engine power | 0.7kw/6000r/min |
| Idle speed | 2800r/min |
| Carburetor | diaphragm type |
| Fuel tank capacity | 1000ml |
| Fuel/Oil mixture ratio | 25:1 |
| Engine weight | 3.5kg |
| Packing size | 283*252*292mm |
parts
