1947 Bicycle with motor Lohmann Junior
Diameter: 28 mm
Stroke: 30 mm
Power: 0.75 hp
ROTATION SPEED 6000 rev / min
Maximum speed: 25 km / h
Fuel: kerosene-oil mixture
fuel mixture: 1:25
transmission oil: 40 cc
years of production: 1949 - 1954
Manufactured: about 51,000 (as of August 1954)
This bike " Lohmann Junior " of 1947 was equipped with a small auxiliary engine Grazer Motorenwerke.
Engine capacity is 18 ccm. (piston diameter is 28 mm, stroke is 30 mm), power output is 0.75 hp at 6,000 rev/min with a driving gear of a steel roler on a wheel.
When the speed was 25 km/h the fuel consumption was only 0.8 l.
This bike was received from Robert MÜLLER (dead) and it works without electric ignition.