| Engine | |
| Engine Type: | Single cylinder,water-cooled, DOHC ,Four-stroke ,4 valves,Counterbalancer shaft |
| Displacement (ml): | 249cc |
| Bore X Stroke (mm): | 70x65 |
| Compression Ratio: | 10.8:1 |
| Max. Power (kw/r/min) | 18.0/8000(the standard on the certificate12.0/6000) |
| Max. Torque (N.m/r/min): | 24.0/6500(the standard on the certificate20.0/5000) |
| Max. Speed (Km/h): |
250cc latest supermotor with liquid cooled engine
| Engine Type: | Other |
| Displacement: | 250cc |
| Model Number: | XY250GY-2 #477C |
| Place of Origin: | Chongqing China (Mainland) |
| Brand Name: | Shineray |
| Fuel: | Electric |
| Type: | on road |