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Honda XR 250 (1981)

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1981 Honda XR 250
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Make: Honda
Model: XR 250
Years: 1981
Engine: Four stroke, single cylinder SOHC, 4 valve
Capacity: 249 cc / 15.2 cu-in
Bore x Stroke: 74 x 57.8 mm
Cooling System: Air cooled
Compression Ratio: 10.0:1
Induction: 2x 30.5 mm piston valve Keihin
Ignition: Capasitor-Discharge
Spark Plug: D&EA, Plug gap .028
Starting: Kick
Max Power: 30 hp / 21.9 kW @ 9000 rpm
Max Torque: 24.5 Nm / 18 ft-lb @ 7500 rpm
Clutch: Wet, four friction discs
Transmission: 6 Speed
Final Drive: Chain, #520 x 106
Sprockets: Front 13 T Rear 53 T
Front Suspension: Leading axel air spring 38mm forks
Front Wheel Travel: 245 mm / 9.6 in
Rear Suspension: Pro-link Kayaba damper adjustment for spring preload and rebound damping
Rear Wheel Travel: 247 mm / 9.7 in
Front Brakes: Drum
Rear Brakes: Drum
Front Tyre: 3.00-21
Rear Tyre: 5.10-17
Seat Height: 945 mm / 37.2 in
Ground Clearance: 320 mm / 12.6 in
Dry Weight: 108 kg / 238 lbs
Fuel Capacity: 9.8 Litres / 2.6 US gal