[ Post a Response | Galaxie Forum Full-size Ford, Lincoln, and Mercury ]
sounds to me like the idle mixture screws are not set right.
Posted by Daze on April 12, 2012, 10:11 am, in reply to "Re: Spark plugs and wires..."
pull the plugs and look at the color. black means to rich, white means to lean, and toasted marshmallow brown is just right.
If it aint broke..... modify it anyway!!!!
Mustang tech http://www.dazecars.com
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