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    Mercruiser 7.4 VST - Fuel out of Vent

    Finally the boat is running.... The Vapor Seperator Tank has fuel coming out of the side vent line. Like a steady stream of 1 cup every 30 seconds. I have pulled the VST cleaned, changed the diaphragm, and cleaned the needle valve. Everything cleaned again and reinstalled. Any ideas? I am...
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    Mercruiser 7.4 MPI - Fuel Issue

    I have searched and searched and I cant figure this out. Switched motors and ECM from a 98 7.4 LX to a built 99 7.4 Magnum MPI. So far the swap has gone great without issue.. but I am stuck When I turn the key on the fuel pump kicks on and wont kick off.. Forcing fuel thru the VST and out the...
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