The Ducati 350 Mark 3D (1968-70) is a four-stroke, single cylinder, SOHC motorcycle with a capacity of 340.2cc / 20.8 cu in. It has a compression ratio of 9.5:1 and is powered by a Dell’Orto SS129D induction system, with ignition provided by points, coil, and a 6V30W generator. The bike has a Yuasa B38 12Ah battery and is started by kick. It can produce a maximum power of 24.8 kW / 34 hp @ 8500 rpm. The wet, multiplate clutch is connected to a 5-speed transmission with gear ratios of 1st 2.46 / 2nd 1.73 / 3rd 1.35 / 4th 1.10 / 5th 0.97:1.
The final drive of the Ducati 350 Mark 3D is via chain and has a ratio of 3.214:1. The motorcycle has a front suspension of 31.5mm Ducati telescopic hydraulic fork, and a rear suspension consisting of a swingarm with twin Marzocchi shocks that are 3-way adjustable. The front and rear brakes are 180mm and 160mm drums, respectively. The front and rear tires are 2.75-18 and 3.00-18 respectively.
The bike measures 2000 mm / 78.7 in in length, 600 mm / 23.6 in in width, and 940 mm / 37.0 in in height, with a seat height of 735 mm / 28.9 in. The dry weight of Ducati 350 Mark 3D is 128 kg / 282 lbs and has a fuel capacity of 15 liters / 4.0 US gal / 3.3 Imp gal. The motorcycle can reach a top speed of 170 km/h / 106 mph.
Technical specifications:
Make Model: Ducati 350 Mark 3
| Year | 1968-70 |
|---|---|
| Engine | Four stroke, single cylinder, SOHC, bevel gear driven |
| Capacity | 340.2cc / 20.8 cu in |
| Bore x Stroke | 76 x 75 mm |
| Compression Ratio | 9.5:1 |
| Induction | Dell’Orto SS129D |
| Ignition | Points, coil, 6V30W generator |
| Battery | Yuasa B38 12Ah |
| Spark Plug | Marelli CW260N / Lodge 2HN |
| Starting | Kick |
| Max Power | 24.8 kW / 34 hp @ 8500 rpm |
| Clutch | Wet, multiplate |
| Primary Drive Ratio | 2.111:1 |
| 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 | 3.214:1 |
| Front Suspension | 31.5 mm Ducati telescopic hydraulic fork |
| Rear Suspension | Swingarm, Twin Marzocchi shocks, 3-way adjustable |
| Front Brakes | 180 mm Drum |
| Rear Brakes | 160 mm 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 |
| Seat Height | 735 mm / 28.9 in |
| Dry Weight | 128 kg / 282 lbs |
| Fuel Capacity | 15 Litres / 4.0 US gal / 3.3 Imp gal |
| Top Speed | 170 km/h / 106 mph |
