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Moto profi >> Manufacturers list >> Yamaha >> XJ 650 1981
Motorcycle Specs and Pictures


Yamaha XJ 650 1981

Yamaha XJ 650 1981 photo
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TECHNICAL SPECIFICATION
Model ID
Manufacturer (Make)Yamaha
Model NameXJ 650
Year1981
Category(class)Classic
Engine
Engine Capacity (Displacement)653 ccm (39.85 cubic inches)
Engine Typeinline, 4 cylinders
Bore x StrokeØ63.0 mm x 52.4 mm (Ø2.48 inches x 2.06 inches)
Bore/Stroke Ratio1.2
Stroke4
Valves per Cylinder2
Timing SystemDOHC
Cooling SystemAir
Powertrain
Gearbox5 speed
Chassis/Suspension/Brakes
Front BrakesDual disc
Rear BrakesDrum
Front Tire3.25-19
Rear Tire120/90-18
Dimensions
Curb Weight231 kg (509 lb)
Fuel Capacity 20.5 litres (5.42 gallons)
Performance
Max Power71.00 HP (51.8 kW) at 9400 RPM
Power/Weight Ratio0.31 Hp/Kg
Top Speed197 km/h (122mph)
Acceleration (dart, speedup) time
0-100 km/h5.1 seconds
0-60 mph4.9 seconds
  • 1/4 mile
  • -
  • 60 to 140 km/h, highest gear
  • -

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