Dual quads on my motor

[DanEC]

Originally Posted by elmariachi

Excessively high idle (if not inducing timing advance) can come from an attempt to set the idle position equally on both carbs. Everything I have read says to set transition slots to square on the bench and then set the idle with the front carb once mounted.

OK - that's interesting. I figured the objective was to tune the idle settings for both cars to achieve the higest idle speed, and then back the idle adjustment screw down on both carbs equally to a curb idle setting. Your way sounds easier.

Dan