BMW R4 1936 400cc 1 cyl ohv – vintage motorcycle – start up
Classic Motorcycle buy and sell vintage motorcycles.
More details http://www.classic-motorcycle.com
Manufacturer: BMW
Model: R4
Year: 1936
Capacity: 398cc
Engine type: 4-stroke / ohv
Cylinders: 1
Power: 14hp
Weight: 137kg
a45
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OMG what a bike .
https://vk.com/retrocable
Someone explain how engines so small yet is a 400cc? Also I'm guessing these aren't as powerful as modern day 125cc?