BMW R50/5 (1969)

Technical Specifications
1969 BMW R50/5
Engine
Engine type
Bore x Stroke
Displacement
Valves
Compression ratio
Max Power
Max Torque
Fuel system
Transmission
Final drive
Clutch
Ignition type
Starting system
Lubrication
Exhaust
Spark plug
Battery
Gear ratios

Air-cooled, 4-stroke, two cylinder horizontally opposed "Boxer" engine, OHV
67.0 x 70.6 mm (2.63 x 2.77 inches)
498 cc
2 valves per cylinder
8.6:1
32 hp (23.6 KW) at 6,400 rpm
39 Nm at 5,000 rpm
2 slide carburettors, Bing 1/26/113 - 1/26/114
4-speed (Dog type gearbox (ratchet foot lever)
Cardan
Dry single plate, with diaphragm spring
Magneto ignition
Kick starter
Wet sump

Bosch W 230 T 30 / Beru 230/14/3 A / Champion N7Y
6 volt 12 amp hour
Dimensions
Frame type
Castor
Overall length
Overall width
Overall height
Wheelbase
Seat height
Ground clearance
Dry weight
Fuel capacity
Colors
Suspension (front)
Suspension (rear)
Tyre (front)
Tyre (rear)
Brake (front)
Brake (rear)

Double loop tubular frame with bolt on rear section

2100 mm (82.67 inches)
850 mm (33.46 inches)
1040 mm (40.94 inches)
1385 mm (54.42 inches)
850 mm (33.50 inches)
165 mm (6.49 inches)
205 kg
24 litres

Telescopic fork with hydraulic shock absorber
Long swinging arm with strut
3.25 R19
4.00 R18
Drum brake 200 mm / 7.87 in diameter duplex full hub
Drum brake 200 mm / 7.87 in diameter simplex full hub

Image: http://www.stephenbottcher.net
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