Technical specifications
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| Model: |
T120 Bonneville 650 |
| Years: |
1960-61 |
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Engine:
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Four stroke, parallel twin, OHV
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Capacity:
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649 cc / 39.6 cu in
|
|
Bore x Stroke:
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71 x 82 mm
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Compression Ratio:
|
8.5:1
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Cooling System:
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Air cooled
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Induction:
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2 x Amal 1 - 1/6" carburetors
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Ignition:
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Lucas magneto
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Starting:
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Kick
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Max Power:
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34 kW / 46 hp @ 6700 rpm
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Clutch:
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Wet, multiplate
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Transmission:
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4 Speed, constant mesh
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Final Drive:
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Chain, 101 links
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Gear Ratios:
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1st 11.90 / 2nd 8.25 / 3rd 5.81 / 4th 4.88:1
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Frame:
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Twin steel downtubes
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Front Suspension:
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Telescopic forks, hydraulic damping
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Rear Suspension:
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Swingarm, twin Girling dampers
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Front Brakes:
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8" SLS drum
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Rear Brakes:
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7" SLS drum
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Front Tyre:
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3.25 x 19, Dunlop
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Rear Tyre:
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4.00 x 18, Dunlop
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Wheelbase:
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1400 mm / 55.25 in
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Seat Height:
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770 mm / 30.5 in
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Ground Clearance:
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127 mm / 5.0 in
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Dry Weight:
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183 kg / 403 lbs
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Fuel Capacity:
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US: 13.6 L / 3.6 US gal / 3 Imp gal / UK and other Export: 18 L / 4.8 US gal / 4 Imp gal
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