LOOKING. FOR 40' BACHMANN. BOXCAR DOORS. 6 OR 8 IF AVAILABLE
Have you checked Tichy's?
https://www.tichytraingroup.com/Shop/tabid/91/c/doors1/Default.aspx
Len
Accurail sells boxcar doors too. You may have to add or cut material to make them fit and work. Or glue the door shut.
Or you can get for about the same price another beat up similar car at a train show and sacrifice it for parts.