Great pictures by the way, love to see these experiments. Who knows, maybe you can machine the compressor cover to fit. If you have to machine the cover, might as well machine the stock compressor cover so you don't have to redo the charge air plumbing.
Here's a link to Gillette, they claim some 94's have WH1C-s.
http://www.gillettdiesel.com/turboch...pgrades-3.aspx