These are the known mechanical and performance specifications for your Wartime (War Dept) Royal Enfield WD/C.
Basic Specs

Engine
Displacement346cc
Type
Details346cc
Max RPM
Compression
Bore/Stroke
Valves/Cylinder
Fueling
Ignition
Exhaust
Lubrication
Cooling
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front Brakes
Front Brake Diameter
Rear Brakes
Rear Brake Diameter
Wheels
Comments
War Department Model: Side-valve single. Based on the pre-war 350 cc side-valve bike, this model was supplied in large numbers to various military services and countries around the world, from 1939 to 1941. Post-war, many reconditioned bikes appeared on the civilian market.