| 产品参数/Item | CB250-F箱体 CB250-F Crankcase | ||
| 曲轴孔直径 Ф | 左 Left | Ф72 | |
| Dia. Of crank axle hole | 右 Right | Ф72 | |
| 主轴孔直径Ф | 左 Left | Ф35 | |
| Dia. of main axle hole | 右 Right | Ф55 | |
| 副轴孔直径Ф | 左 Left | Ф47 | |
| Dia. of auxiliary axle hole | 右 Right | Ф27 | |
| 启动轴孔直径Ф | 左 Left | Ф12 | |
| Dia. of start axle hole | 右 Right | Ф18 | |
| 变速鼓孔直径Ф | 左 Left | Ф20 | |
| Dia. of shift drum hole | 右 Right | Ф28 | |
| 变档轴孔直径Ф | 左 Left | Ф14 | |
| Dia. of shift shaft hole | 右 Right | Ф14 | |
| 拨叉轴孔直径Ф | 左 Left | Ф12 | |
| Dia. of shift rail hole | 右 Right | Ф12 | |
| 缸孔直径 | 左 Left | Ф80 | |
| Dia. of cylinder hole | 右 Right | Ф80 | |
| 发动机冷却方式 Engine cooling way | 风冷/Air-cooled | ||
| 水冷/Water-cooled | |||
| 材质 /Material | 铝/Aluminium ADC12 | ||
| 适用产品 Applied products | 摩托车& 三轮车 Motorcycles & Tricycles | ||
| 发动机排量 Engine displacement | 249 | ||
