Off idle hesitation - solved

Killer6 said

Yep, You never what balance of flow/signal each barrel is getting, especially a Slanty intake or factory dual-plane....

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Plus, who's to say both air screws are machined exactly the same? If the points start at different places, or the points are different lengths, or the bores they screw into aren't quite the same. There could be some tolerance stacking there.