BMW R 16 series 4
Number sold 1.006 (series 1 - 5)
Price 2.040,- RM
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| internal designation | M 60 S 4 |
| engine type | four-stroke two-cylinder flat-twin |
| Bore/stroke | 83 x 68 mm |
| Cubic capacity | 736 cm3 |
| Max power | 33 PS at 4500 U /min |
| Compression ratio | 7 : 1, gegen Ende 6,5 : 1 |
| Valves per cylinder | ohv |
| Carburation system | 2 carburettor Amal Typ 6/011 R.H und L.H. |
| Engine lubrication | forced-feed lubrication |
| oil pump | gear pump |
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| Power transmission | |
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| Clutch | double discs, dry |
| Number of gears | 3 |
| shifting | manual / Tankkulisse |
| Gear ratios | 2,83 / 1,55 / 1,08 |
| Rear wheel ratio | 1 : 4,07 (sidecar 1 : 4,75) |
| Bevel/crown wheel | 14 / 57 teeth (sidecar 12 / 57) |
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| Electrical system | |
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| Alternator | Bosch magneto generator D 2 L or magneto ignition |
| Ignition | magneto ignition |
| Spark plugs | Bosch W 175 T 1 or Bosch 200 G 24 |
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| Suspension | |
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| designation | F 66 S 4 |
| Type of frame | twin-loop pressed steel frame |
| Front suspension | plate spring, 9 laminae mit Dämpfer-Regulierung |
| Rear suspension | rigid |
| wheel rims | 26 x 3,5 safety rims rims |
| Tyres front | 26 x 3,5 low pressure or 26 x 3,25 high pressure |
| Tyres rear | 26 x 3,5 low pressure or 26 x 3,25 high pressure |
| Brakes front | drum brake Ø 200 mm |
| Brakes rear | cardan brake, breite 55 mm |
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| Dimensions and weights | |
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| Length x width x height | 2100 x 890 x 950 mm |
| Wheel base | 1380 mm |
| Tank capacity | 14 l |
| Unladen weight, full tank | 165 kg |
| load rating | 210 kg |
| Fuel consumption | ca. 5 l / 100 km |
| oil consumption | 1 - 2 l / 1000 km |
| Top speed | 126 km/h |
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