These are the known mechanical and performance specifications for your 1939 Excelsior J. 14 500 Manxman.
Basic Specs
Engine
Displacement498.00 ccm (30.39 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression6.7:1
Bore/Stroke82.0 x 94.0 mm (3.2 x 3.7 inches)
Valves/Cylinder
FuelingCarburettor. Amal
Ignition
Exhaust
Lubrication
CoolingLiquid
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height711 mm (28.0 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1,334 mm (52.5 inches)
Dry Weight164.3 kg (362.2 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre27-Mar
Rear Tire/Tyre27-Mar
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels
Comments