| Engine Type | : 249cc liquid-cooled 2-stroke; reed-valve inducted |
| Bore x Stroke | : 66.4mm × 72.0mm |
| Compression Ratio | : 7.9 -9.4:1 |
| Fuel Delivery | : Hitachi Astemo® Keihin PWK38S |
| Transmission | : Constant-mesh 5-speed; multiplate wet clutch |
| Final Drive | : Chain |