I just finished up modeling the MSD80 DME in solidworks if anyone wants it. I uploaded it to GrabCAD. I'm using it to design a new enclosure for the DME/JB4 out of aluminum instead of the yellow plastic.
https://grabcad.com/library/bmw-msd80-dme-computer-1
https://grabcad.com/library/bmw-msd80-dme-computer-1