Michael,

People have used Behr in dash AC's with the factory air and Subaru compressors. In other words, yes. Any compressor which the hoses will fit into, attach to whatever engine you're using, and fit within the confines of the engine compartment should work just fine.

BenT
sent from my electronic leash

> On Mar 29, 2015, at 7:39 AM, Michael McSwain <michaelmcswain@GMAIL.COM> wrote:
> 
> So I have an aftermarket Berh AC system in my 84 westy but the PO removed
> the compressor. The fan in the dash still works. The hoses and at least one
> related wire still go back to the engine compartment.  As far as I can tell
> nothing else is missing.  Any idea how to go about getting this thing going
> again? Are compressors pretty generic? Would any compressor that fits a
> stock vanagon ac work?