Honestly; if that's a streeter, you could run a 2bbl on that combo and hardly know it until third gear, except for the lack of tirespin. Don't believe me? Do some time trials with and without the secondaries working.
It looks like you have built a point and shoot kindof car, so it don't much matter what's on the intake.
At the price of New carbs these days, IMO, you would be disappointed in the minor change.