The factory sheet uses this photograph for SWM400, SWM500, and SWM650.
Single · model 192MP
SWM400
USD 1,212
400cc class
30.5 kW9000 rpm
35.0 N·m7600 rpm
40kg net
Architecture
- Configuration
- Single cylinder, four-stroke, water cooled
- Bore
- 91.5 mm
- Stroke
- 60.76 mm
- Displacement
- 399 cc
- Nominal class
- 400 cc
- Compression
- 12.4:1
- Valve gear
- Overhead camshaft
- Lubrication
- Pressure and splash
Output
- Max net power
- 30.5 kW / 9000 rpm
- Max torque
- 35.0 N·m / 7600 rpm
- Min fuel use
- ≤354 g/kWh
- Idle
- 1800 ± 150 rpm
- Idle emissions
- CO ≤ 0.8; HC ≤ 150
- Starting
- Electric only
- Starting time
- ≤15 s
- Ignition
- ECU
- Ignition advance
- ECU
Transmission
- Clutch
- Wet multi-plate
- Final drive
- Chain
- Gearbox
- Constant-mesh gears
- Shift pattern
- 6-speed international
- Primary ratio
- 2.739
- Gear ratios
- 1st 2.000, 2nd 1.611, 3rd 1.333, 4th 1.087, 5th 0.920, 6th 0.815
- Output sprocket
- 15 teeth
Service
- Net weight
- 40 kg
- Overall size
- 358 x 324 x 458 mm
- Fuel grade
- 95#
- Fuel system
- EFI
- Oil grade
- SG 10W-40
- Oil capacity
- 1.25 L
- Spark plug
- CR8E
- Oil pump
- Inner-outer rotor
- Magneto
- Permanent-magnet DC