Search results

  1. C

    Engine knock Merc 496

    Just bought a Sea Ray 90 hours on it. Engine runs good but every once in so often we hear a loud bang when the engine is running down the lake. Sometimes will go for a couple of minutes and then quit or hear it once or twice and then not for an hour or so. Any ideas what that could be. Might not...
  2. C

    RE: Mercruiser I/O 496

    RE: Mercruiser I/O 496 Have a 2005 496 Merc. Bought it used. Runs great but every once in a while I hear a loud banging noise. It sounds like a very very very loud popcorn machine. You hear it about 5 or 6 bangs and then that is it. No more noise. Water is not ruff, running 30 MPH. Might not...
  3. C

    1986 175 merc. outboard question

    had an issue one the lake engin would not stop over reaving when started. And I mean over reaving. Like you were taking off in neutral. Took to dealer found 1 screw missing on trottle plate for carb. #1. Other screws were loose. Replaced missing screw and tighten rest. Looked in reeds and front...
Top