The Benelli 254 Quattro is a motorcycle that was produced in 1981. It has a four-stroke, transverse four-cylinder, OHV engine with 2 valves per cylinder and a capacity of 231.4 cc. The compression ratio is 10.5:1 and it has air cooling. The exhaust is 4-into-2 and the induction is through 4 Dell’Orto PHBG 18 B carburetors. Ignition is by coil and distributor and starting is electric, with an optional kick start. It has a maximum power of 20.1 kW, or 27.8 hp, at 10500 rpm and a maximum torque of 18.8 Nm at 9000 rpm. The transmission is a 5-speed and it has a chain final drive. The frame is a single cradle, with hydraulic forks of 30mm and a swinging arm with hydraulic shocks. The front brake is a single 260mm disc, and the rear brake is a 158mm drum. The front tire is 3.75-18 and the rear is 3.00-18. It has a length of 1940mm, a width of 710mm, and a height of 950mm. The wheelbase is 1270mm and its dry weight is 122kg. The fuel capacity is 8.5 liters, or 2.2 US gallons, and it has a top speed of 150 km/h, or 93 mph.
Technical specifications:
Make Model: Benelli 254 Quattro
| Year | 1981 |
|---|---|
| Engine | Four stroke, transverse four cylinder, OHV, 2 valves per cylinder |
| Capacity | 231.4 cc / 14.1 cu in |
| Bore x Stroke | 44 x 38 mm |
| Compression Ratio | 10.5:1 |
| Cooling System | Air cooled |
| Oil Capacity | 2.5 L / 2.6 US qts |
| Exhaust | 4-into-2 |
| Induction | 4 x Dell’Orto PHBG 18 B carburetors |
| Ignition | Coil, distributor |
| Starting | Electric (kick start optional) |
| Max Power | 20.1 kW / 27.8 hp @ 10500 rpm |
| Max Torque | 18.8 Nm / 1.92 kgf-m / 13.86 lbs-ft @ 9000 rpm |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Frame | Single cradle |
| Front Suspension | Hydraulic forks, 30 mm ~A”E |
| Rear Suspension | Swinging arm with hydraulic shocks |
| Front Brakes | Single 260 mm disc |
| Rear Brakes | 158 mm Drum |
| Front Tyre | 3.75 -18 |
| Rear Tyre | 3.00 -18 |
| Dimensions | Length: 1940 mm / 76.4 in Width: 710 mm / 28.0 in Height: 950 mm / 37.4 in |
| Wheelbase | 1270 mm / 50.0 in |
| Dry Weight | 122 kg / 269 lbs |
| Fuel Capacity | 8.5 Litres / 2.2 US gal |
| Top Speed | 150 km/h / 93 mph |
