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    Carburetor tuning on muffs

    Hi, I know it’s common understanding (I think) that the carburetor tuning (air-fuel mixture screw adjustment) needs to be performed in water. My understanding of air-fuel mixture screw adjustment is to achieve the highest rpm at idle. Can I adjust the screw on muff first and put the boat on...
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    60HP 1989 Johnson outboard low compression

    Hi. Compressions are 100, 83, 100. I am having hard time to start the engine and I believe it’s due to the low compression. What do you guys suggest to do the next? Leak down test to check the possibility of blown head gasket? Any advice is greatly appreciated.
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    ‘89 Johnson (TJ60TLCEA 1989) blown fuse

    Hi, I bought a tracker boat equipped with a 60HP 1989 Johnson outboard (TJ60TLCEA) last year. Compressions are 100, 83, 100 (I know the numbers are not great) The engine used to run with a muffler in my garage, but did not when I put it in water. So, I tried to increase the idle rpm a little...
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