2.5HP Engine, Single cylinder, four stroke, rear control, short shaft
| MODEL : HDF2.5HS | |
| Max.output | 1.8KW |
| Recommended Max RPM | 5250-5750 |
| Stroke | 4 |
| Cylinder | 1 |
| Displacement | 72 |
| Bore x stroke | 54x31.5 |
| Weight | S:17Kg |
| Gear Ratio | 27:13(2.08) |
| Gear shift position | F-N |
| Ignition system | TCI |
| Cooling system | Water Cooling |
| Starting system | Manual |
| Control system | Rear Operation |
| Standard capacity of fuel tank | 0.9 L |