Key performance
50 ch
Power
399 cc
Displacement
202 kg
Weight
175 km/h
Top speed
18.0 L
Fuel capacity
Compare the Kawasaki Z 400 with: Choose a motorcycle →
Technical specifications
Changements 1979 → 1984
- Displacement
- 398 cc → 399 cc
- Power
- 36.0 ch @ 8500 tr/min (26.3 kW) → 50.0 ch @ 10500 tr/min (36.5 kW)
- Torque
- 31.2 Nm @ 7000 tr/min → —
- Engine type
- Twin, four-stroke → In-line four, four-stroke
- Compression ratio
- 9.5:1 → 9.7:1
- Bore × stroke
- 64.0 x 62.0 mm (2.5 x 2.4 inches) → 55.0 x 42.0 mm (2.2 x 1.7 inches)
- Fuel system
- Carburettor. Keihin VN32SS x 2 → —
- Valve timing
- Single Overhead Cams (SOHC) → Double Overhead Cams/Twin Cam (DOHC)
- Lubrication
- forced lubrication (wet sump) → —
- Ignition
- Battery and coil → —
- Starter
- Electric & kick → —
- Clutch
- wet muti disc → —
- Front brakes
- Single disc → Dual disc
- Rear brakes
- Expanding brake (drum brake) → Single disc
- Front tyre
- — → 100/90-18
- Rear tyre
- — → 110/80-18
- Wheelbase
- 1390.00 mm → —
- Ground clearance
- 140.00 mm → —
- Length
- 2080.00 mm → —
- Width
- 810.00 mm → —
- Height
- 1180.00 mm → —
- Fuel capacity
- 12.00 L → 18.00 L
- Weight
- — → 202.00 kg
- Dry weight
- 170.00 kg → —
Engine
- Displacement
- 399 cc
- Power
- 50.0 ch @ 10500 tr/min (36.5 kW)
- Engine type
- In-line four, four-stroke
- Cooling
- Air
- Compression ratio
- 9.7:1
- Bore × stroke
- 55.0 x 42.0 mm (2.2 x 1.7 inches)
- Valves/cylinder
- 2
- Valve timing
- Double Overhead Cams/Twin Cam (DOHC)
Chassis
- Gearbox
- 6-speed
- Final drive
- Chain (final drive)
Brakes
- Front brakes
- Dual disc
- Rear brakes
- Single disc
- Front tyre
- 100/90-18
- Rear tyre
- 110/80-18
Dimensions
- Fuel capacity
- 18.00 L
- Weight
- 202.00 kg
Indicators & positioning
Weight-to-power ratio
0.25 ch/kg
Volumetric power
125.3 ch/L
In category Classic · 200-798cc displacement (1691 motorcycles compared)
Power 50 ch Top 12%
17 ch median 35 ch 63 ch
Weight 202 kg Lighter than 38%
138 kg median 190 kg 350 kg
P/W ratio 0.25 ch/kg Top 19%
0.09 median 0.19 0.30 ch/kg
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