5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

dirty spark plug

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Old 09-07-2010, 09:57 PM
  #1  
alscobra86
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Default dirty spark plug

hi all
I've been told that i might be runnig to rich in fuel
whats the trick to have leaner.

thanks
1986 5.0 l fuel injection
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Old 09-08-2010, 09:04 AM
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Bubba 95SN
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Have the EEC 1V system controlling properly,right fuel pressure, and ignition system working properly is a good start. 24 year old engine might be tired. More information is needed.
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Old 09-08-2010, 09:56 AM
  #3  
mjr46
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first of all, what made you assume this/ who told you this and why??
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