Hello ...Only one person makes the complete Ur 2 , same way like they were made originaly and to original manufacturers drawings .......He is THE expert on engines , his name to the Forum is Franzkait from Germany....Look up "Oberursel Ur 2 reproduction" on this website ...He is NOT a billionair with facilaties - money no object , he is a REAL engineer ,..Udo knows more about this subject than all the others put together !...
...John