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Old 01-01-2011, 01:58 PM   #10
J Chet
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Join Date: Jan 2007
Location: SE Iowa
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Default Re: Any Ford techs out there?? 5.4L questions...

Avoid 04 to 07 three valve 4.6 & 5.4's for spark plug issues, 08 & newer are supposed to have the "issue" corrected.
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Jerry Tschetter
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