| Year | 1979 |
| Engine Class | 125 |
| VIN Prefix | 2N4 |
| Known VIN Range (Vehicle ID Numbers) | 000101 to 005648 |
| Tank Color(s) | Leaves Green or Competition Yellow |
| Country of Sale | USA |
| Bore (MM) | 56 |
| Stroke (MM) | 50 |
| Displacement (CC) | 123 |
| Compression Ratio (to 1) | 7.2 |
| BHP @ RPM | 9.4 @ 7,000 |
| Torque (kgm) @ RPM | 1.05 @ 6,500 |
| Autolube Injection? | Yes |
| Engine Cooling | Air |
| Carburetor Model | VM24SS |
| Ignition Type | Magneto |