The Honda NS 250R Naked motorcycle was manufactured in 1984 and has a liquid-cooled, two-stroke V-twin cylinder engine that can hold up to 249 cc or 15.2 cu-in of fuel. It has a bore x stroke of 56 x 50.6 mm, a compression ratio of 7.3:1, and uses injected 2-stroke oil for lubrication. The motorcycle has an expansion chamber and RC power valves for the exhaust and carburetor for induction. The bike has electronic CDI PGM II ignition and kick starting. The maximum power of the motorcycle is 45 hp or 32.8 kW at 9500 rpm and maximum torque is 35 Nm or 25.8 ft-lb at 8500 rpm. It contains a wet plate clutch and 6-speed transmission, and has a twin spar aluminum frame with telescopic fork front suspension and swinging arm rear suspension. The front brakes are two 276 mm discs with 2-piston calipers, while the rear brake is a single 220mm disc with 1-piston caliper. The motorcycle also has a 100/80-17 front tire and a 130/70-18 rear tire. It weighs 144 kg or 317 lbs and has a fuel capacity of 19 liters or 5.0 US gallons.
Technical specifications:
Make Model: Honda NS 250
| Year | 1984 |
|---|---|
| Engine | Two stroke, 90 degreesV-twin cylinder |
| Capacity | 249 cc / 15.2 cu-in |
| Bore x Stroke | 56 x 50.6 mm |
| Cooling System | Liquid cooled |
| Compression Ratio | 7.3:1 |
| Lubrication | Injected 2-stroke oil |
| Exhaust | Expansion chamber, RC power valves |
| Induction | Carburetor |
| Ignition | Electronic CDI PGM II |
| Starting | kick |
| Max Power | 45 hp / 32.8 kW @ 9500 rpm |
| Max Torque | 35 Nm / 25.8 ft-lb @ 8500 rpm |
| Clutch | Wet plate |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Frame | Twin spar aluminum |
| Front Suspension | Telescopic forks |
| Rear Suspension | Swinging arm |
| Front Brakes | 2x 276 mm discs 2 piston calipers |
| Rear Brakes | Single 220mm disc 1 piston caliper |
| Front Tyre | 100/80-17 |
| Rear Tyre | 130/70-18 |
| Dry Weight | 144 kg / 317 lbs |
| Fuel Capacity | 19 Litres / 5.0 US gal |
