Technical specifications
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| Model: |
250 Diana Mark 3 |
| Years: |
1962-64 |
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Engine:
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Four stroke, single cylinder, Desmo SOHC, bevel gear-driven
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Capacity:
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248.6 cc / 15.2 cu in
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Bore x Stroke:
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74 x 57.8 mm
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Compression Ratio:
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10.0:1
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Induction:
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Dell'Orto SS1 27A carburetor
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Ignition:
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6V 40W generator, magneto
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Spark Plug:
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Marelli CW260A
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Starting:
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Kick
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Max Power:
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22.4 kW / 19.5 hp @ 8300 rpm
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Primary Drive Ratio:
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2.500:1
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Transmission:
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4 Speed
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Gear Ratios:
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1 st 2.75 / 2nd 1.65 / 3rd 1.18 / 4th 0.97:1
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Final Drive:
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Chain
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Final Drive Ratio:
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2.647:1
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Front Suspension:
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Ducati 31.5 mm hydraulic telescopic forks
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Rear Suspension:
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Swingarm, dual chocks, 3-way adjustable
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Front Brakes:
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180 mm Drum
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Rear Brakes:
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160 mm Drum
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Front Tyre:
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2.50 -18
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Rear Tyre:
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2.75 -18
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Dimensions:
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Length: 2000 mm / 78.7 in Width: 580 mm / 22.6 in Height: 1090 mm / 42.9 in
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Wheelbase:
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1320 mm / 52.0 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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110 kg / 242 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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Top Speed:
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177 km/h / 110 mph
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