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I have a 2010 Fat Boy. it makes an odd pinging noise at various rpm's. Started hearing it when I installed V&H pipes. Problem or no problem?

Everything has been tripple checked. There is nothing loose on the bike. It is an internal sound. Is this normal for H-D's? Something need to be adjusted? Or, is that noises that I can hear due to aftermarket pipes instead of stock pipes?

4 Answers

Relevance
  • 7 years ago

    I wrote the question. Yes, it was remapped. I have a V&H VO2 air intake and also a V&H Fuel-Pak installed.

  • JES
    Lv 6
    7 years ago

    Does it need a higher octane gas?

  • Anonymous
    7 years ago

    remap the EFI, bike is running lean.

  • ?
    Lv 6
    7 years ago

    I agree with the above answers.

    If you change pipes, you usually

    have to re-jet or re-map.

    .

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