That's exactly what I had in mind- - - -just a lot prettier than I can do. How do you plan to seal the exhaust gas away from the intake vacuum? I've been thinking about a 2-piece setup with an oval intake passage welded or brazed to the intake plenum, then an outer housing with the carb flange shape brazed to the outside.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!