It looks like to me you have idle bypass holes drilled in the baseplate and holes in the butterflies. That's a lot of extra air, maybe that's part of the problem?
__________________
"I fishtail through the lanes, and I make my tires squeal.
Power at my feet, and glory at the wheel.
I wind the windows down, let the wind blow through my hair.
God knows where I'm goin' to, but me... I don't care."
Last edited by richardk; 10-18-2018 at 12:48 PM.
Reason: Add pic.
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