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Moto profi >> Manufacturers list >> Yamaha >> RD 250 1978
Motorcycle Specs and Pictures


Yamaha RD 250 1978

Yamaha RD 250 1978 photo
Yamaha RD 250 1978 photo 1Yamaha RD 250 1978 photo 2Yamaha RD 250 1978 photo 3
Yamaha RD 250 1978 photo 4Yamaha RD 250 1978 photo 5Yamaha RD 250 1978 photo 6
Yamaha RD 250 1978 photo 7
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TECHNICAL SPECIFICATION
Model ID
Manufacturer (Make)Yamaha
Model NameRD 250
Year1978
Category(class)Sport-touring
Engine
Engine Capacity (Displacement)247 ccm (15.07 cubic inches)
Engine TypeTwin
Bore x StrokeØ54.0 mm x 54.0 mm (Ø2.13 inches x 2.13 inches)
Bore/Stroke Ratio1
Stroke2
Timing SystemMEMBRANE
Cooling SystemAir
Powertrain
Gearbox6 speed
Chassis/Suspension/Brakes
Front BrakesSingle disc
Rear BrakesSingle disc
Front Tire3.00-18
Rear Tire3.50-18
Dimensions
Curb Weight158 kg (348 lb)
Fuel Capacity 16.5 litres (4.36 gallons)
Performance
Max Power27.00 HP (19.7 kW) at 7200 RPM
Power/Weight Ratio0.17 Hp/Kg
Top Speed145 km/h (90mph)
Acceleration (dart, speedup) time
0-100 km/h8.4 seconds
0-60 mph8 seconds
  • 1/4 mile
  • -
  • 60 to 140 km/h, highest gear
  • -

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