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    Low Compression on bottom Cylinder (#4) 1989 Mercury 40

    I have been told that I have low compression on my #4 cylinder of a 40hp 4 cylinder 2 stroke. I check all the compressions and they are as follows. #1 #2 and #3 all have about 123psi. The #4 has 75. I was told the engine was not worth fixing and to get a new one. I had a friend come over...
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    1989 Mercury 40hp 2cyc carb rebuild help needed

    Hello All, I have purchased 2 carb kits for my outboard. I would like some assistance in replacing the parts. Some of them are very small and I not sure where they should be removed/replaced. The kits are 1395-9650. An exploded view would be great. I am from Hamilton Ontario Canada and if...
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