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Lean??

Discussion in 'Norton Motorcycles (Modern)' started by Britfan60, Apr 7, 2019.

  1. Britfan60

    Britfan60 VIP MEMBER

    Joined:
    Jan 5, 2014
  2. TonyA

    TonyA VIP MEMBER

    Joined:
    Jan 16, 2015
    Doesn't look lean .
     
  3. BritTwit

    BritTwit VIP MEMBER

    Joined:
    Aug 25, 2009
    Looks good.
    Light brown/grey insulator.
     
  4. Voodooo

    Voodooo VIP MEMBER

    Joined:
    Aug 10, 2016
    Do you have a magnifying glass?
    Look for tiny speckles of aluminum.

    The red / brown color is most likely caused by MMT.

    Although they have some black soot which is carbon fouled. This is caused by low speeds, a lot of idle time, dirty air filter or slightly to rich fuel.
     
    Britfan60 likes this.

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