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    External resistor coil or not???

    Been working on a 3.0 1988 Mercruiser for some time now. Problem is it will bog down on WOT. I noted that a previous owner had replaced the coil with a napa coil. It states on the side of the coil that it must have a external resistor, is the coil wrong for this application? Should it have a...
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    Two ports not used on fuel pump??

    I bought a overhaul kit for my 1983 Mercury 40 HP, 2 cylinder , 2 cycle engine. When I took the cover off I found two ports on the pump not used but looks as if they were covered when the engine/pump were painted. Does this make sense? Should something be on all the ports?
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    Restricked exhaust on Mercruiser 130??

    Mercruiser 130 bogs at wot. Seems to be restricked exhaust?? Been through everything else. Is this possible?
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    Newbie needs help bad

    1983 40 HP Merc 2 cylinder. Bought this 15 foot Rinker and and motor off an old timer that said everything was fine. The problem is that the motor starts right up and runs good at slow speeds and mid speeds but cuts out at wot. Then sometimes it starts to miss at mid speeds. I have drained the...
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    40 HP sputters @ WOT Runs fine otherwise

    Just bought a boat with a 1983 40 HP Merc 2 cylinder Outboard. The motor starts fine and idles good, runs well into mid throttle then sputters as I try to go full throttle. I am thinking it may have bad fuel? Had a half of tank when bought topped off with fresh fuel. I replaced the external fuel...
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