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Old 07-27-2021, 03:18 AM
65arboc 65arboc is offline
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Join Date: Mar 2021
Location: Warren, PA
Cobra Make, Engine: Factory Five MK 4 289 HI Po with Webers
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Originally Posted by Gaz64 View Post
Hello Jim,

Can you clarify what emulsion tube you have, like F7 as example?
120 is not a Weber IDA emulsion tube number.
That could be your idle jet holder.
You could also solve your light throttle stumble by adding the IDA 3rd progression hole.


I stand corrected, emulsion tube is F7, 120 is idle jet holder.

Thanks. I do not have the equipment nor the expertise to drill 3rd hole as I have reasearched that option, One really needs to be precise else you ruin a very expensive set of carbs.


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