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Author Topic: 5.0 runs rich...  (Read 1516 times)

93LXCONV

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  • Posts: 15
  • Mustang: 1993 LX CONVERTIBLE
  • Location: BALTIMORE MD
5.0 runs rich...
« on: July 23, 2009, 07:50:45 AM »
my 93 mustang 5.0 is failing emissions it is running on the rich side. motor is stock some bolt ons headers ..cold air ..stock mass air..motor is in great running condition runs great..but runs rich.. injectors are new ...19lb any help?
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Soaring

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  • Posts: 4283
  • Gender: Male
  • 1965 Mustang coupe 289, '03 Mach1, 03 Lariat
  • Mustang: 1965 coupe 289, and 2003 Mach1
  • Daily driver: '03 Ford F-150 Lariat
  • Location: Wimberley, Texas
Re: 5.0 runs rich...
« Reply #1 on: July 23, 2009, 04:21:56 PM »
Try  cleaning your MAF.
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