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    Rattling sound 1984 Evinrude 50hp

    Milwaukee
  2. B

    Rattling sound 1984 Evinrude 50hp

    Took cylinder head off, bottom piston has some play in it. Bottom piston’s top dead center position is about 1/16” less than top cylinder. When I jimmy the flywheel back and forth when the bottom cylinder is in TDC I can hear slight clanking. Top cylinder in TDC looks and sounds good. Something...
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    Rattling sound 1984 Evinrude 50hp

    130psi top cylinder, 100psi bottom cylinder. As for the gear oil, oil was replaced in fall before winterization and is slightly milky already.
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    Rattling sound 1984 Evinrude 50hp

    I’m a novice with outboards but enjoy tinkering if pointed in the right direction. Cruising back to the launch last Fall going about 3/4 full speed and all of a sudden loud rattling sound occurred. Fired it up back at home. First video: Idle shows rattling at idle. Second video: Low RPM seems to...
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