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Old 10-03-2016, 02:01 PM   #5
geezer#99
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Join Date: Aug 2009
Location: Bowser
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Re: Missing Quadrajet Vacuum Port: Plug or Replace?

Don't matter which port you use when you break in your cam.
With the rpm cranked up the ported port is exposed fully to manifold vacuum.

If you want a custom carb then look here.
https://www.smicarburetor.com/
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