• Tags

holley

  1. D

    Carb Spitting

    Hey, I'm looking for some tips after rebuilding my holley double pumper. When I stomp on the pedal (idling) the car will sputter and if I press moderately it will spit fire out the primary and air out the secondary. If I press the gas gradually, there's no issues and it revs as expected. It...
    • daer0
    • Thread
    • May 16, 2021
    • 1972 351 cleveland 351c backfire backfire through intake backfiring carb help holley mach 1
    • Replies: 14
    • Forum: Classic Mustang Specific Tech
  2. Electrical 1991 LX 5.0, radio wiring help, ECU swap

    Hi, I am new to the forum and recently did a 347 swap into my '91 fox, and when doing so, I replaced the ECU with a Holley Hp EFI system. I have the car running and driving, but the radio does not turn on. I believe the radio got its power from the old ECU through its system of big red wires...
    • paddyrk
    • Thread
    • Jun 7, 2018
    • body diagram ecu electrical fox holley hp efi radio swap wiring
    • Replies: 2
    • Forum: Fox 5.0 Mustang Tech
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