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  1. HELP Holley 2 Barrel EFI RPM Stall error 65 Mustang 289

    Vintage Mustang Forum
    Greetings- My 1965 Ford Mustang Convertible has a Holley Sniper EFI installed with Holley EFI Dual Sync Distributer, tank mounted electronic fuel pump, LCD reads RPM STALL error when trying to start after shop had the battery disconnected for a few hours and car has sat for a week plus...
  2. 65 Mustang 289 "Jerky/Quick" EFI Gas Pedal Response

    Vintage Mustang Forum
    Greetings, I have a Holley EFI installed on my 65 Mustang 289 and have a "jerky" response when applying pressure to the gas pedal. By that I mean instant acceleration when applying light pressure in traffic. Its at the point, where I have to apply pedal pressure with my toes compared to entire...