This video shows all the stages of a complete restoration of an old German MAW bicycle motor from 1955.
disassembly of the engine 00:38
cylinder liner boring 04:13
cylinder liner honing 06:52
manufacturing and replacement of the bushing of the upper connecting rod head 07:36
completion of the crankcase channels 09:53
engine assembly 11:24
first start 19:19
installing the engine on a bicycle 19:43
first check-out 20:19
maximum speed 21:27