Quote:
Originally Posted by JerryIndy2112
Thanks Aero,
I have an adjustable timing light. But what do you mean by port vacuum? Vacuum line ties into carb. Is there something wrong with that?
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Quadrajets have a port vacuum signal and manifold vacuum. Port won’t provide vacuum at idle....it only provide vacuum off idle. This won’t let your advance work at idle which is less than desirable.