Benelli 254 Quatro (1981)

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

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