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1957 Douglas Dragonfly specifications, pictures, reviews and rating
1957 Douglas Dragonfly. Picture credits - Classicandracebike.co.uk. Submit more pictures.
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|Engine and transmission|
|Displacement:||348.0 ccm (21.23 cubic inches)|
|Engine type:||Twin, four-stroke|
|Power:||17.0 HP (12.4 kW)) @ 5500 RPM|
|Fuel control:||Overhead Valves (OHV)|
|Chassis, suspension, brakes and wheels|
|Frame type:||Tubular duplex cradle|
|Front suspension:||Leading link|
|Rear suspension:||Hydraulic shock absorber|
|Front brakes:||Expanding brake (drum brake)|
|Rear brakes:||Expanding brake (drum brake)|
|Physical measures and capacities|
|Dry weight:||166.0 kg (366.0 pounds)|
|Power/weight ratio:||0.1024 HP/kg|
|Fuel capacity:||25.00 litres (6.61 gallons)|
|Update specs||Report missing specs or required updates.|
|Maintenance||Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com.|
|Ask questions||Join the 57 Douglas Dragonfly discussion group or the general Douglas discussion group.|
|Related bikes||List related bikes for comparison of specs.|
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