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.

funny problem

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Old 09-09-2006, 09:54 PM
  #1  
10732gt
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Default funny problem

car would back fire and not want to keep running after you ran it past 4000rpms so i changed fuel pums the first two runs ran great now it backfires at 5000 rpms but stays running
anyone got a idea
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Old 09-09-2006, 11:09 PM
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will
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Default RE: funny problem

MAF is where I would check,maybe fuel filter also
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Old 09-09-2006, 11:14 PM
  #3  
10732gt
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Default RE: funny problem

thank you
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Old 09-09-2006, 11:16 PM
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red50stang
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Default RE: funny problem

What is your timing set at? I had that problem w/ my bronco when the timing was off,
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Old 09-09-2006, 11:55 PM
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10732gt
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Default RE: funny problem

timming is set at 10 degrees base
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