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    Replacing the floor, ugh!

    Hello all, well I decided to replace the rotted floor in my boat since we have had 80 here in Michigan which is just unheard off in March. Well I got most of the floor out and of course most the two stringers are rotted to a point, I debated for a long time on weather to try to take the...
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    4.3l mercusier alpha one gen 1 cooling questions.

    Hello all, well there is still like 3 inches of snow on the ground but I'm thinking of warmer days. At any rate I have two questions. First at the end of last year I was winterizing the boat per the guide on this forum and i was pouring the antifreeze through the hoses and I decided to remove...
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    HELP!!!! Mercursier 2 bbl reasembly

    Hi all I really did it this time. I decided to take the Rochester 2 bbl off my 4.3l mercrusier to give it a good cleaning. I took it apart (upper half lower half) what i didn't do was make a note of how the throttle linkage we put together. I got the accelerator pump linkage in the right...
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    Thunderbolt IV?

    Dumb question but is the the Thunderbolt IV a points type ignition system or is it a electronic one?
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    Sender wiring??

    Ok, I give, been searching the sight for a little info on how to wire up a sender. I found a couple diagrams but my question still is unanswered. The problem i get no reading from the fuel gauge always says E. As of right now i know that the gauge works i removed the send wire from the sender...
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    4.3l wide open trhottle lacking power.

    I have a mercruiser alpha 1 with a 4.3l that I had replaced the engine with a long block of the same type. After new engine went in i noticed a drop in the top speed from the old motor. any suggestions for were to start to diagnosis the problem? thanks
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    Alpha one slow to trim up

    I have a problem with the trim on my alpha one. It trims down just fine. but it comes up really slow. I have been told that there is water in the hydro fluid is this the cause or is it something else? also what type of fluid do i need to get to change the old stuff out?
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    Mercruiser 4.3l power problems

    Hello all, I am having a weird problem with my boat. I took it out this weekend for the first time in about 2 years. Had to have the out drive rebuilt (long story). The motor it self is only about 25 hours old. The problem that I am experiencing is that it will start like a charm first...
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