Carb conundrum

So you are saying this will work then, RPM Air Gap w/ TQ, open plenum spacer with no gasket centerpiece under the baseplate...? (choke issues notwithstanding)
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Doesn't the divider look like it might cause some turbulence issues?

I wouldn't worry about it but if you do, do nothing more than round off the edges. Don't worry about milling the divider down.