Technical specifications
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| Model: |
400SS Junior |
| Years: |
1989-90 |
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Engine:
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Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder.
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Capacity:
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398 cc / 24.3 cu in
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Bore x Stroke:
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70.5 x 51 mm
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Compression Ratio:
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10.0:1
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Cooling System:
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Air cooled
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Induction:
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Mikuni CVK-V36 carburetor
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Spark Plugs:
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NGK BP7HS
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Ignition:
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Kokusan electronic
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Battery:
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12V 16Ah
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Starting:
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Electric
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Max Power:
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30.9 kW / 42 hp @ 10000 rpm
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Max Torque:
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35.2 Nm / 3.6 kgf-m / 26 ft-lb @ 8500 rpm
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Transmission:
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6 Speed
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Primary Drive Ratio:
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2.264:1 (34/77)
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Gear Ratios:
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1 st 3.071 / 2nd 2.111 ./ 3rd 1.590 / 4th 1.280 / 5th 1.074 / 6th 0.931:1
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Final Drive Ratio:
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3.142:1 (14/44)
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Final Drive:
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Chain
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Front Suspension:
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41mm Marzocchi inverted telescopic fork, M1BB
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Rear Suspension:
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Cantilever swingarm, Marzocchi PBS1R monoshock, preload and rebound damping
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Front Brakes:
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2 x 280 mm Discs
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Rear Brakes:
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Single 260 mm disc
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Front Tyre:
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130/60 VR16
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Rear Tyre:
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160/60 VR16
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Dimensions:
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Length: 2000 mm / 78.7 in Width: 670 mm / 26.4 in Height: 1160 mm / 45.7 in
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Wheelbase:
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1450 mm / 57.1 in
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Seat Height:
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750 mm / 29.5 in
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Dry Weight:
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174 kg / 384 lbs
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Fuel Capacity:
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17 L / 4.5 US gal / 3.7 Imp gal
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