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    Code 91 and limp mode

    My 87 5.0 5 spd goes into limp mode sometimes once it warms up. If I turn it off and turn it right back on it runs fine. I scanned it and got a 91(oxygen sensor, fuel pressure out of specified range, or faulty injector). Is this causing the limp mode or is it something else the scanner is not...
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    Limp Mode?

    Will a faulty oil pressure sender or low oil level indicator on an 87' 5.0 cause limp mode or are they just for guages and dummy lights? What else can cause limp mode? It only happens after about ten minutes of driving.
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    Distributor

    I am doing a budget EFI swap and need an '87 HO distributor. What other cars used this? I am planning on buying at a junkyard.
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    5.0 HO EFI on 289

    I am putting an 87 EFI setup from a stang on a 68 289 and need verification that this is correct: To account for firing order differences, 13... on HO and 15.... on 289, I just switch the #3 cylinder injector with the #5 injector and the same with the #7 and #4. I am on a very tight budget and...
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    5.0 HO EFI on a 289 problems

    I am putting a 5.0 HO mustang efi system from either an 87 or 89 on my '68 289. My problem is the differing firing orders. Do I just match the injectors to the spark plug that is firing. Does this create a batch firing setup? What exactly is batch firing? Will a cam swap correct my problem. Good...
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