Honda CB250N (1981)

The Honda CB250N is a motorcycle model from 1981 with an air-cooled, four-stroke, parallel twin-cylinder, OHC engine that has a capacity of 249cc. It has a 62 x 41.4mm bore x stroke and a compression ratio of 9.4:1. Additionally, it is equipped with a 29mm Mikuni carb for induction and a capacitor discharger for ignition and starting. The motorcycle produces 27 hp at 10,000 rpm and 14.7 ft-lb of torque at 8,500 rpm. It has a 6-speed transmission and chain drive. The front suspension features telescopic forks with a 115mm wheel travel while the rear suspension has dual shocks with adjustable preload and a 65mm wheel travel. The braking system includes a single 273mm disc at the front and a 160mm drum at the rear. The front and rear tires are 3.60-19 and 4.10-19, respectively. The dry weight of the bike is 166kg, fuel capacity is 14 liters, and the average consumption is 20.3 km per liter. The motorcycle can reach a top speed of 138 km/h or 85.7 mph, and it takes 17.5 seconds to complete the standing 1/4 mile with a speed of 119 km/h. The bike was tested against the Yamaha XS250 and the Kawasaki Z250 in a 1979 review titled “Which Bike.”

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Technical specifications:

Make Model: Honda CB 250N

Year: 1981-

Engine: Air cooled, four stroke, parallel twin cylinder, OHC

Capacity: 249

Bore x Stroke: 62 x 41.4 mm

Compression Ratio: 9.4:1

Induction: 29mm Mikuni carb

Ignition / Starting: Capacitor discharger /

Max Power: 27 hp @ 10000 rpm

Max Torque: 14.7 ft-lb @ 8500 rpm

Transmission / Drive: 6 Speed / chain

Front Suspension: Telescopic forks, 115mm wheel travel

Rear Suspension: Dual shock with adjustable preload, 65mm wheel travel

Front Brakes: Single 273mm disc

Rear Brakes: 160 drum

Front Tyre: 3.60-19

Rear Tyre: 4.10-19

Dry Weight: 166 kg

Fuel Capacity: 14 Litres

Consumption Average: 20.3 km/lit

Standing 1/4 Mile: 17.5 sec / 119 km/h

Top Speed: 138 km/h / 85.7 mph

Road Test: Yamaha XS250. Kawasaki Z250. Honda CB250N. Which Bike 1979