Technical specifications
|
| Model: |
250 Mark 3D Desmo |
| Years: |
1973 |
|
Engine:
|
Four stroke, single cylinder, Desmo SOHC, bevel gear driven
|
|
Capacity:
|
248.6 cc / 15.2 cu in
|
|
Bore x Stroke:
|
74 x 57.8 mm
|
|
Compression Ratio:
|
10.0:1
|
|
Cooling System:
|
Air cooled
|
|
Induction:
|
Dell'Orto SS1 29D carburetor
|
|
Ignition:
|
Coil, 6V 30W generator (later 6V 70 W)
|
|
Battery:
|
SAFA 3L3 13.5 Ah
|
|
Spark Plug:
|
Marelli CW260N / Lodge 2HN
|
|
Starting:
|
Kick
|
|
Max Power:
|
16.4 kW / 22 hp @ 7500 rpm
|
|
Primary Drive Ratio:
|
2.500:1
|
|
Transmission:
|
5 Speed
|
|
Gear Ratios:
|
1st 2.46 / 2nd 1.73 / 3rd 1.35 / 4th 1.10 / 5th 0.97:1
|
|
Final Drive:
|
Chain
|
|
Final Drive Ratio:
|
2.812:1
|
|
Front Suspension:
|
Hydraulic fork, Ducati 31.5 mm
|
|
Rear Suspension:
|
Swingarm, Marzocchi dual shocks, 3-way adjustable
|
|
Front Brakes:
|
180mm Drum
|
|
Rear Brakes:
|
160mm Drum
|
|
Front Tyre:
|
2.75-18
|
|
Rear Tyre:
|
3.00-18
|
|
Dimensions:
|
Length: 2000 mm / 78.7 in Width: 600 mm / 23.6 in Height: 940 mm / 37.0 in
|
|
Wheelbase:
|
1360 mm / 53.5 in
|
|
Seat Height:
|
735 mm / 28.9 in
|
|
Dry Weight:
|
127 kg / 280 lbs
|
|
Fuel Capacity:
|
13 L / 3.4 US gal / 2.9 Imp gal
|
|
Standing ¼ Mile:
|
18.9 sec
|
|
Top Speed:
|
150 km/h / 93 mph
|