These are the known mechanical and performance specifications for your 1955 Harley-Davidson Hummer.
Basic Specs
Engine
Displacement125.00 ccm (7.63 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression6.6:1
Bore/Stroke52.0 x 58.0 mm (2.0 x 2.3 inches)
Valves/Cylinder
FuelingCarburettor
IgnitionMagneto
Exhaust
Lubrication
Cooling
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity6.60 litres (1.74 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front SuspensionGirder-rubber springs
Front Travel
Rear SuspensionRigid
Rear Travel
SeatSingle spring-mounted
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1,300 mm (51.2 inches)
Dry Weight77.1 kg (170.0 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre3.25-19
Rear Tire/Tyre3.25-19
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
WheelsSpoked
Comments