Ducati 250 Diana (1960-62)

The Ducati 250 Diana (also known as the Formula 3) was a motorcycle manufactured by Italian company Ducati between 1960 and 1962. It was powered by a four stroke, single cylinder engine with a capacity of 248.6 cc, producing a maximum power output of 17.2 kW (23 hp) at 8200 rpm. The engine had a compression ratio of 8.5:1 and was cooled by air. The induction system consisted of a Dell’Orto SS1 29A carburetor and the ignition was battery and coil. The motorcycle had a kick start and a 4-speed transmission with a final chain drive. The frame was a single cradle tubular frame and it had a hydraulic telescopic fork front suspension and a swingarm with dual shocks rear suspension. The braking system consisted of drum brakes both in the front and rear wheels. The tires were 2.50-19 in the front and 2.75-19 in the rear. The Ducati 250 Diana was a popular motorcycle of its time due to its design and performance, as well as being very easy to maintain.

Technical specifications:

Make Model: Ducati 250 Formula 3

Year: 1960 – 62

Engine: Four stroke, single cylinder, SOHC, shaft and bevel gear driven, 2 valves per cylinder
Capacity: 248.6 cc / 15.2 cu in
Bore x Stroke: 74 x 57.8 mm
Compression Ratio: 8.5:1
Cooling System: Air cooled
Induction: Dell’Orto SS1 29A carburetor
Ignition: Battery and coil
Starting: Kick
Max Power: 17.2 kW / 23 hp @ 8200 rpm
Clutch: Multi wet plate, wet
Transmission: 4 Speed
Final Drive: Chain
Frame: Single cradle tubular frame
Front Suspension: Hydraulic telescopic fork
Rear Suspension: Swingarm, dual shocks

Front Brakes: Drum
Rear Brakes: Drum
Front Tyre: 2.50 -19
Rear Tyre: 2.75 -19

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