I'm the owner of a 1993 Ural 8,103-10, an have made the "big" motor repair, new pistons, EU-bearings a.s.o.
For around 10 years ago i had a Dnepr 1971 also with sidecar, but not the time to make it go...
I'm now in the "tunings-mode" and fiddeling with the Pekar K68's , do anyone of you have an idear why the idleing tunnel is not drilled (No.16 on pic.), is the carb. a 2 stroke karb or?