Re: OMC Dual Line Fuel Tank Pick-up tube

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June 8, 2018 at 12:54 am #77626
fisherman6
Participant

    US Member

    The primer button functions as a liquid pump by drawing fuel up the pickup tube and pushing it to the carburetor. The crankcase pressure from the engine is the only thing that pressurizes the tank. 😉
    -Ben

    OldJohnnyRude on YouTube