Help with idle - holley 4150 -

website holley transfer slot adjustment The transfer slot adds fuel to compensate for increased throttle opening before the main metering system kicks in This prevents a stumble under rbt slot Carburetor Transfer Slots

holley transfer slot adjustment Comments15 · CARB TUNING 101: Tuning basics explained! · Carburetor Transfer Slots  Is there a list that states what the correct length of transfer slots should be for various popular Holley carbs?  I checked the timed vacuum port and i'm getting zero vac there so the throttle is closed enough for that, plus the transfer portslot is exposed

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