Ducati 250 Diana Mark 3
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| Ducati 250 Diana Mark 3 | |
| Manufacturer | |
|---|---|
| Production | 1962 - 64 |
| Engine | Four stroke, single cylinder, Desmo SOHC, bevel gear-driven |
| Compression ratio | 10.0:1 |
| Top Speed | 177 km/h / 110 mph |
| Ignition | 6V 40W generator, magneto |
| Spark Plug | Marelli CW260A |
| Transmission | 4 Speed |
| Suspension | Front: Ducati 31.5 mm hydraulic telescopic forks Rear: Swingarm, dual chocks, 3-way adjustable |
| Brakes | Front: 180 mm Drum Rear: 160 mm Drum |
| Front Tire | 2.50 -18 |
| Rear Tire | 2.75 -18 |
| Wheelbase | 1320 mm / 52.0 in |
| Seat Height | 750 mm / 29.5 in |
| Weight | 110 kg / 242 lbs (dry), |
| Fuel Capacity | 17 L / 4.5 US gal / 3.7 Imp gal |
| Manuals | Service Manual |
It could reach a top speed of 177 km/h / 110 mph.
Engine[edit | edit source]
The engine featured a 10.0:1 compression ratio.
Chassis[edit | edit source]
It came with a 2.50 -18 front tire and a 2.75 -18 rear tire. Stopping was achieved via 180 mm Drum in the front and a 160 mm Drum in the rear. The front suspension was a Ducati 31.5 mm hydraulic telescopic forks while the rear was equipped with a Swingarm, dual chocks, 3-way adjustable. The 250 Diana Mark 3 was fitted with a 17 L / 4.5 US gal / 3.7 Imp gal fuel tank. The bike weighed just 110 kg / 242 lbs. The wheelbase was 1320 mm / 52.0 in long.
Photos[edit | edit source]
Overview[edit | edit source]
| Make Model | Ducati 250 Diana Mark 3 |
|---|---|
| Year | 1962 - 64 |
| Engine Type | Four stroke, single cylinder, Desmo SOHC, bevel gear-driven |
| Displacement | 248.6 cc / 15.2 cu in |
| Bore X Stroke | 74 x 57.8 mm |
| Compression | 10.0:1 |
| Induction | Dell'Orto SS1 27A carburetor |
| Ignition | 6V 40W generator, magneto |
| Spark Plug | Marelli CW260A |
| Starting | Kick |
| Max Power | 22.4 kW / 19.5 hp @ 8300 rpm |
| Primary Drive Ratio | 2.500:1 |
| Transmission | 4 Speed |
| Gear Ratios | 1 st 2.75 / 2nd 1.65 / 3rd 1.18 / 4th 0.97:1 |
| Final Drive | Chain |
| Final Drive Ratio | 2.647:1 |
| Front Suspension | Ducati 31.5 mm hydraulic telescopic forks |
| Rear Suspension | Swingarm, dual chocks, 3-way adjustable |
| Front Brakes | 180 mm Drum |
| Rear Brakes | 160 mm Drum |
| Front Tire | 2.50 -18 |
| Rear Tire | 2.75 -18 |
| Dimensions | Length: 2000 mm / 78.7 in Width: 580 mm / 22.6 in Height: 1090 mm / 42.9 in |
| Wheelbase | 1320 mm / 52.0 in |
| Seat Height | 750 mm / 29.5 in |
| Dry Weight | 110 kg / 242 lbs |
| Fuel Capacity | 17 L / 4.5 US gal / 3.7 Imp gal |
| Top Speed | 177 km/h / 110 mph |