These are the known mechanical and performance specifications for your 1939 Triumph Speed Twin .
Basic Specs
Engine
Displacement498.00 ccm (30.39 cubic inches)
Type360 degree paprallel
DetailsTwin, four-stroke
Max RPM
Compression
Bore/Stroke
Valves/Cylinder
FuelingCarburettor. Amal
IgnitionLucas altrnator
Exhaust
Lubrication
Cooling
Chassis
Frame Type
Rake
Trail
Front SuspensionTelescopic
Front Travel
Rear SuspensionRigid-optional sprung hub
Rear Travel
SeatSingle seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1,400 mm (55.1 inches)
Dry Weight158.8 kg (350.0 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
Wheels
Comments