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M50 turbo runs extremely rich

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    M50 turbo runs extremely rich

    Blows black/grey smoke, extreme scent of fuel
    My setup:

    -10 fuel lines
    -10 fuel rail
    Aeromotive fpr
    Aeromotive A1000 pump
    20 gallon fuel cell
    60lb injectors
    Ngk BKR6EK spark plugs
    Miller WAR chip

    What could be the problem??
    1986 328 M50 stroker turbo, Precision 6262, Miller tuned, Aeromotive a1000, 8.5.1 Wiseco pistons, Eagle rods, Tial wastegate @20lbs, Tial bov.
    Instagram @e30_fred

    #2
    Originally posted by boosteddirty View Post
    Blows black/grey smoke, extreme scent of fuel
    My setup:

    -10 fuel lines
    -10 fuel rail
    Aeromotive fpr
    Aeromotive A1000 pump
    20 gallon fuel cell
    60lb injectors
    Ngk BKR6EK spark plugs
    Miller WAR chip

    What could be the problem??
    Idle only? WOT? Partial load?

    What's your fuel pressure, are the injectors scaled properly?

    Sam
    1985 325e 2.8 Turbo VEMS

    Comment


      #3
      Miller WAR chip


      M20B28 Turbo

      My Build Thread

      http://www.r3vlimited.com/board/showthread.php?t=255839

      Comment


        #4
        fuel system seems a bit overkill. what fuel pressure are you running?

        you have a wideband, don't you? also, if you have a WAR chip, you'd probably be using that wideband to tune it right? :)
        Build thread

        Bimmerlabs

        Comment


          #5
          Is your war chip tuned properly for 60lbers? What fuel pressure was it tuned with? What fuel pressure do you have?

          Are the cold start settings too rich, ie the problem goes away when the car warms up?

          Is the turbo map set for a certain boost? I dont think the WAR has a boost sensor so it wouldnt know if your at 0psi or 18psi. If the idle setting on your throttle body isnt working it may think you are cruising/boosting instead of idling and dumping in extra fuel?

          Comment


            #6
            Thanks a lot guys i appreciate it. The problem was the fuel rail. I replaced it with a 8an rally road fuel rail. And the war chip is ok, for now. Now I'm having elbows blowing off from boost ;D
            1986 328 M50 stroker turbo, Precision 6262, Miller tuned, Aeromotive a1000, 8.5.1 Wiseco pistons, Eagle rods, Tial wastegate @20lbs, Tial bov.
            Instagram @e30_fred

            Comment

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