Ducati 450 Scrambler (1972)

The Ducati 450 Scrambler Jupiter motorcycle was manufactured in 1972, with a four-stroke, single-cylinder, bevel gear-driven SOHC engine with a capacity of 435.7cc. The compression ratio was 9.3:1, and the cooling system was air-cooled. The ignition was points and coil, with electronic ignition from 1973. The maximum power output was 16.9 kW at 6500 rpm, and the clutch was wet with a multiplate transmission of 5 speeds. The primary drive ratio was 2.111:1, and the final drive ratio was 2.917:1, with a chain as the final drive. The front suspension had a 35 mm Marzocchi telescopic fork, while the rear suspension was a swingarm, dual Marzocchi shocks, three-way adjustable suspension system. It had drum brakes of 180 mm and 160 mm for the front and rear, respectively, and the front and rear tire dimensions were 3.50 x 19 Pirelli and 4.00 x 18 Pirelli, respectively. The overall dimensions of the motorcycle were 2120 mm in length, 940 mm in width, and 1150 mm in height, with a wheelbase of 1380 mm and a seat height of 770 mm. The dry weight of the motorcycle was 133 kg, and the fuel capacity was 13 L.


Technical specifications:

Make Model: Ducati 450 Scrambler Jupiter

Year: 1972


Engine: Four stroke, single cylinder, SOHC, bevel gear driven
Capacity: 435.7 cc / 26.6 cu in
Bore x Stroke: 86 x 75 mm
Compression Ratio: 9.3:1
Cooling System: Air cooled
Induction: Dell’Orto VHB 29 AD
Spark plug: Marelli CW260N / Lodge 2HN
Ignition: Points and coil (electronic from 1973)
Starting: Kick
Battery: SAFA 3L3, 13.5 Ah
Max Power: 16.9 kW / 23 hp @ 6500 rpm
Clutch: Wet, multiplate
Transmission: 5 Speed
Primary Drive Ratio: 2.111:1 (27/57)
Gear Ratios: 1st 2.46 / 2nd 1.73 / 3rd 1.35 / 4th 1.10 / 5th 0.97:1

Final Drive Ratio: 2.917:1
Final Drive: Chain
Front Suspension: 35 mm Marzocchi telescopic fork
Rear Suspension: Swingarm, dual Marzocchi shocks, 3-way adjustable
Front Brakes: Drum, 180 mm
Rear Brakes: Drum, 160 mm
Front Tyre: 3.50 x 19, Pirelli
Rear Tyre: 4.00 x 18, Pirelli
Dimensions: Length: 2120 mm / 83.5 in Width: 940 mm / 37.0 in Height: 1150 mm / 45.3 in
Wheelbase: 1380 mm / 54.3 in
Seat Height: 770 mm / 30.3 in
Dry Weight: 133 kg / 293 lbs
Fuel Capacity: 13 L / 3.4 US gal / 2.9 Imp gal

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