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  1. frankylightning

    UPDATE!!!! 1999 ford lightning hesitation/bogging out when WOT!!!

    Sup guys, I have a 1999 ford lightning stock motor. Only upgrade Is a 4lb pulley and diablo sport tune "91octane pulley" My truck hesitates and boggs out when i floor it. Everyone told me to change spark plugs and check the coils. So i take my truck to a local dyno shop. They...
  2. frankylightning

    ford lightning running lean on banks 1 and 2!!!!

    Hello, Im having issues with my 1999 ford lightning Hesistation and bogging when "i floor it" Stock 5.4 sc Only modd is a #4lb pulley with a diablosport tune 91octane/pulley tune No check engine light on, but when i plug in my diablo Trouble codes states its running lean on...
  3. frankylightning

    HELP PLEASE!!! 1999 ford lightning Is bogging out!!!!

    I need help!!! My lightning is running like crap I have a 99 ford lightning, motor is stock except for the 4lb crank pulley The issue Im having is that when i floor it the truck bogs out? No power at all No check engine light on.... Any help or suggestions?????

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