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  1. S

    Prop is too short, splines are. Showing

    18 ft part barge 75 hp mercury outboard 2024
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    Prop is too short, splines are. Showing

    I bought a new prop with a pressed in hub for my mercury 75 hp. The other mercury/quicksilver interchange hubbed prop work fine because of the added 1/2 “ of the insert. When I place this other prop on there is about an inch of spline showing and so I am unable to tighten the prop down. I saw...
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    4.3 l mercruiser stern drive lower unit test

    You were right, kept slipping in neutral, I was able get in drive a tested the gears…good to go!
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    4.3 l engine swap on a Tahoe q4

    Hey everyone! First off this forum has helped me immensely, just want to thank everyone for the help. I’m looking for ideas on how I should go about tackling an engine swap 4.3 l mercruiser to a 4.3 l mercruiser. Seems straight forward however the issue I am running into is how to best get the...
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    4.3 l mercruiser stern drive lower unit test

    Hi everyone, I took my lower unit off and I’m in the process of servicing it. Question: If I turn the drive shaft by hand, should the prop turn as well? Is there a way to test to ensure the gears are good? Serial number 1A222357 Thanks in advance
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    How to pressure test a 4.3 l mercruiser

    Well I bought the boat from someone else and doing it as a project. They “say” it was winterized properly but I don’t trust it. I pulled the spark plugs and water came out one of the cylinders.
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    How to pressure test a 4.3 l mercruiser

    Thank you so much! I’ll try this
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    How to pressure test a 4.3 l mercruiser

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    How to pressure test a 4.3 l mercruiser

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    How to pressure test a 4.3 l mercruiser

    Serial number is 1A050350. I had my boat sit for awhile and want to ensure no cracks. I don’t see any outside crack but want to ensure for my peace of mind. TIA
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    How to pressure test a 4.3 l mercruiser

    Hello everyone, I want to pressure test the water jacket/cooling system of my 4.3 l mercruiser engine for leaks/cracks. I have spent weeks trying to find a clear cut way to do this. I am unsure of what hoses need to be plugged. I appreciate the help in advance.
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