| Main Performance Features | ||
| SN | Items | Description |
| 1 | Toothed timing chain drive: | 7‑piece toothed timing‑chain for stable valve‑train operation and low noise. |
| 2 | Cylinder‑head design: | Streamlined cylinder‑head shape with good heat dissipation performance. |
| 3 | Hot‑assembled crankcase: | Hot‑assembled crankcase assembly reduces crankshaft axial‑play noise and improves overall performance. |
| 4 | High‑quality piston rings: | Dual DLC+PVD piston‑rings: Outstanding wear‑resistance, long service‑life, effectively prevent oil‑burning. |
| 5 | Dual‑starting modes: | Dual starting modes: Electric & kick‑start for diverse user requirements. |
| Main Technical Specifications | ||
| SN | Parameter | Value |
| 1 | Engine Model | 165FMM |
| 2 | Engine Common Name | CB250D‑G |
| 3 | Engine Type | Single cylinder,4-stroke,air-cooling, camshaft upward |
| 4 | Displacement | 223.1 ml |
| 5 | Max. Power | 12 kW /7000 r/min |
| 6 | Max. Torque | 18 N·m /6000 r/min |
| 7 | Compression Ratio | 9.1:1 |
| 8 | Bore × Stroke | 65.5 mm ×66.2 mm |
| 9 | Ignition Method | CDI, D8TC |
| 10 | Lubrication Mode | Pressure and Splash |
| 11 | Min. Fuel Consumption | ≤354 g/kW·h |
| 12 | Starting Method | Electric / Kick start |
| 13 | Clutch | Manual Wet Multi‑Plate |
| 14 | Gearshift | Constant‑mesh five‑speed manual transmission |
| 15 | Package Size | 380 ×350×500 |
| 16 | Package Weight | |
