Drivetrain |
Displacement |
486cc |
Cylinders |
2 |
Bore x Stroke (mm) |
63 x 78 |
HP @ RPM |
12 @ 3400 |
Compression Ratio |
5.0:1 |
Valves |
Sidevalve, 2 per cylinder |
Clutch |
Dry, single plate (dual plate from engine #50761), cable operated |
Transmission |
3 speed, hand shifted |
Final Drive |
Driveshaft |
Running Gear |
Frame |
Tubular double loop, brazed |
Front Suspension |
Undamped, trailing link, leaf spring |
Rear Suspension |
Rigid |
Front Brakes |
200mm drum, single leading shoe |
Rear Brakes |
Contracting shoe drum on driveshaft, heel operated |
Electrical |
Ignition |
Bosch magneto |
Spark Plugs |
Bosch M175 |
Generator |
Optional Bosch D2 type magneto/generator, 6V 45W |
Capacities & Measurements |
Weight |
152kg |
Fuel |
12.5l |
Wheelbase |
1400mm |
Top Speed |
100kph |
Number Produced |
4377 |
Comments
R51/52 Pre war parts
I have all these original parts in a great shape
Please e-mail me directly for more info and more pictures
dooox@aol.com
714-720-4008
I have more detail pictures
More Pictures
R51/52 Pre War
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