Technical specifications
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| Model: |
250 Mark 3D Desmo |
| Years: |
1970 |
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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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Cooling System:
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Air cooled
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Induction:
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Dell'Orto SS1 29D carburetor
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Ignition:
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Coil, 6V 30W generator (later 6V 70 W)
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Battery:
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SAFA 3L3 13.5 Ah
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Spark Plug:
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Marelli CW260N / Lodge 2HN
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Starting:
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Kick
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Max Power:
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16.4 kW / 22 hp @ 7500 rpm
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Primary Drive Ratio:
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2.500:1
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Transmission:
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5 Speed
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Gear Ratios:
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1st 2.46 / 2nd 1.73 / 3rd 1.35 / 4th 1.10 / 5th 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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2.812:1
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Front Suspension:
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Hydraulic fork, Ducati 31.5 mm
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Rear Suspension:
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Swingarm, Marzocchi dual shocks, 3-way adjustable
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Front Brakes:
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180mm Drum
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Rear Brakes:
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160mm Drum
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Front Tyre:
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2.75-18
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Rear Tyre:
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3.00-18
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Dimensions:
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Length: 2000 mm / 78.7 in Width: 600 mm / 23.6 in Height: 940 mm / 37.0 in
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Wheelbase:
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1360 mm / 53.5 in
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Seat Height:
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735 mm / 28.9 in
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Dry Weight:
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127 kg / 280 lbs
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Fuel Capacity:
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13 L / 3.4 US gal / 2.9 Imp gal
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Standing ¼ Mile:
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18.9 sec
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Top Speed:
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150 km/h / 93 mph
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