BMW R 2 series 2/33

BMW R 2 series 2/33 Date 1933

Number sold ca. 2.000

Price 920.- RM

Engine

internal designation M 67 S II 33
engine type four-stroke two-cylinder flat-twin
Bore/stroke 63 x 64 mm
Cubic capacity 198 cm3
Max power 6 PS at 3500 U /min
Compression ratio 6,7 : 1
Valves per cylinder ohv
Carburation system 1 Sum Typ K 5 /250, ca. 80 Exemplare mit Amal-carburettor
Engine lubrication forced-feed lubrication
oil pump gear pump

 
Power transmission

Clutch single discs, dry
Number of gears 3
shifting manual
Gear ratios 2,89 / 1,7 / 1
Rear wheel ratio 1 : 6,75
Bevel/crown wheel 8 / 54 teeth

 
Electrical system

Alternator Bosch 6 V 30 Watt
Ignition battery ignition
Spark plugs Bosch W 175 or Bosch 200 G 24

 
Suspension

designation F 67 S II 33
Type of frame pressed steel duplex frame
Front suspension cantilever spring, 9 laminae, from 1/6/1933 with shock absorber
Rear suspension rigid
wheel rims 25 x 3
Tyres front 25 x 3
Tyres rear 25 x 3
Brakes front drum brake Ø 180 mm
Brakes rear drum brake Ø 180 mm

 
Dimensions and weights

Length x width x height 1950 x 850 x 950 mm
Wheel base 1320 mm
Tank capacity 11 l
Unladen weight, full tank 130 kg
permitted loading 200 kg
Fuel consumption ca. 2,75 l / 100 km
oil consumption ca. 1 - 2 l / 1000 km
Top speed 95 km/h