BMW R2 Series 2a (1932)

Technical Specifications
1932 BMW R2 Series 2a
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, single cylinder vertical
63.0 x 64.0 mm (2.48 x 2.51 inches)
198 cc
OHV
6.7:1
6hp at 3,500 rpm

Carburettor, 1 x Sum type K 5/250
3-speed
Cardan
Single plate dry clutch
Battery ignition
Kick starter
Forced Feed Lubrication

Bosch W 175 or Bosch 200 G 24
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)

Pressed steel duplex frame

1950 mm (76.77 inches)
850 mm (33.46 inches)
950 mm (37.40 inches)
1320 mm (51.96 inches)
828 mm (32.6 inches)
185 mm (7.3 inches)
130 kg
11 litres

Cantilever spring, 9 laminae
Rigid


Drum brake 180 mm / 7.08 in diameter
Drum brake 180 mm / 7.08 in diameter

Image: http://www.bmbikes.co.uk
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