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    4.3 mercruiser small oil leak above starter somewhere

    My 1999 Campion with 4.3 Mercruiser has a recent replacement block that has a slow oil leak above the starter somewhere. Thinking it is likely the oil pressure sending unit or the valve cover gasket. Looking for general advice please. If I do the valve cover would you recommend I spray...
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    4.3 Marine Aftermarket School of hard knocks

    Hi guys, This is a very sad day for me today as my boat engine saga continues. Here's the skinny: I had purchased a new aftermarket replacement 4.3 motor that ran perfect all last year until the end of the year when we found water in the engine and ASSumed we cracked the block and or blew a...
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    Water in 4.3 engine, now oil level is up

    Oil on dipstick is now 3/4" high on the stick but not milky. Last time I ran it the engine did deisel badly at the end of the run. Boat was beached and big waves could've hit the back of the boat, again... What is the quickest and easiest way to see what I have here. Thinking oil change and...
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    slalom behind a 260 HP PWC? Will a good cut steer the waverunner?

    Hi, I have a good boat for skiing but a new neighbor moved in with a really nice waverunner. With a high output 260 Horse power it will obviously drag me for a slalom ride. But I am wondering how it will handle a good slalom skiier etc if he is a good driver to compensate for the pull. I am...
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    4.3 4 Bl carb with snot under valve cover

    Hi this spring I replaced the engine block on my 4.3 after cracked block and now having all kinds of problems. Engine was replaced before this season and ran perfectly all season, until hurricane Irene. Before the storm I beached the boat and tied it to a tree. We are on a smallish pond and...
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    2001 Mercruiser4.3 with 4 Barrel Edelbrock Carb- trying to find 50 amp circuit button

    Sorry but I don't have a service manual right now but am trying to figure out my electrical issue and need some help. Here is the scenario: Boat was warm. Turned off motor. Took off the metal flame arrestor to inspect and clean the outside of the carb..and while I was trying to lay it aside...
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