Been awhile, car is running terrible.

Discussion in '94-95 5.0 - Specific' started by 94IVGT, Jul 17, 2014.

  1. 94IVGT

    94IVGT Active Member

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    94 Mustang 331 dart, vortech with stock pulleys on right now, rest is in sig.

    car will start up and idle rough and die out. there is no power trying to drive until after 4k. wide band is reading rich fuel. ngk bkr7e at .028, compression is 135 on #1 and 115-120 on all other 7 cylinders. have spark and definately have fuel. timing is 10btdc. no vacuum leaks, tps and maf are both reading correctly.
     
  2. CC'S95GT

    CC'S95GT Legend

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    Any codes?
     
  3. 94IVGT

    94IVGT Active Member

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    Cel.has.been on for years lol. I havent pulled them in awhile. It has always been on.since I put the pms in.
     
  4. 94IVGT

    94IVGT Active Member

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    Anyone else have similar issues
     
  5. RichV

    RichV Well-Known Member

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    What is your ECU? Stock?

    Why is the gap at .028, probably 18psi of boost? OE is .054. I would gap them correctly 1st, then see what it does.

    But you've got so many mods it will make it extremely tough to troubleshoot. Honestly, you probably need a pro to diagnose this.
     
  6. 94IVGT

    94IVGT Active Member

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    Yes .028. Lots of boost