Home › Forum › Ask A Member › Johnson something or other! How do I adjust carb? › Re: Johnson something or other! How do I adjust carb?

#76861
Buccaneer
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    US Member

    Most likely a 1940 AT-10, 5 hp.
    The low speed portion of the carb
    is behind the gas tank, and it’s adjustment
    needle below the tank on the port side.

    Your carb pretty much is the same at the HD, & TD
    model Johnsons.


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