1955 Douglas Dragonfly Specs

motorcycle specs

These are the known mechanical and performance specifications for your 1955 Douglas Dragonfly.

Basic Specs

Year1955
MakeDouglas
ModelDouglas Dragonfly
TypeSport
Cost

Engine

Displacement348.00 ccm (21.23 cubic inches)
Type
DetailsTwin, four-stroke
Max RPM
Compression
Bore/Stroke
Valves/Cylinder
FuelingCarburettor
IgnitionCoil
Exhaust
Lubrication
Cooling

Drivetrain

Gearbox
Final DriveChain
Clutch
Driveline

Performance

Horespower17.00 HP (12.4 kW)
Torque
Top Speed

Fuel Economy & Polution

Fuel Consumption4.30 litres/100 km (23.3 km/l or 54.70 mpg)
Fuel Capacity25.00 litres (6.61 gallons)
Emissions99.8 CO2 g/km. (CO2 - Carbon dioxide emission)

Chassis

Frame TypeTubular duplex cradle
Rake
Trail
Front SuspensionLeading link
Front Travel
Rear SuspensionHydraulic shock absorber
Rear Travel
SeatDual
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight166.0 kg (366.0 pounds)
Wet Weight

Wheels & Brakes

Front Tire/Tyre
Rear Tire/Tyre
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
WheelsSpoked

Comments

It appears you're interested in specifications for the Douglas Dragonfly. This Sport model is powered by a Twin, four-stroke engine with 348.00 ccm (21.23 cubic inches) of actual displacement before compression. Fueling is metered via Carburettor allowing this machine to produce its 17.00 HP (12.4 kW) horsepower and torque. According to our records engine heat of the Douglas Dragonfly is moderated by . You'll need to get familiar with the transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is and the rear is . The entire package is supported by the frame, Tubular duplex cradle. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The Douglas Dragonfly was launched in 1955, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.