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wont idle

  1. 390 fe with holley wont idle after driving hard

    Engine
    Just after jetting up my 670 holley on my 390, I was driving it hard to see how it ran, and it ran great, then after coming to a stop, it barely idled anymore. Prior to it going bad, it idled with my msd box at 12 degrees at around 700rpm in park and it would drop to 500 in drive without ever...
  2. engine dies when going into gear and barely accelerates from idle

    Engine
    Just rebuilt my 390 fe engine and it dies when going into drive, I have to feather the gas to keep it going. When it does idle, it barely accelerates from idle and it'll even pop through the carb until it gets some rpm and then it goes fine, it would drive like normal if I never came to a...
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