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Recent content by wayneo oz

  1. W

    150 optimax blew up at idle after sitting awhile

    Thanks for the reply Mate. I pulled the port side head off today and found a piston with a broken skirt and conpin.. The head is fine as is the bore and the conrod looks unbent although its knocked about from hitting the cyl base. I am very concerned that this is my second opti with an almost...
  2. W

    150 optimax blew up at idle after sitting awhile

    Hi Guys. Well today I decided to start my 09 150hp Optimax after it has been sitting for 6 or so months. I changed fuel, filters and added treatment. I backed the boat into my small dam and lowered the tilt to put the engine into correct depth then hit the starter. After the usual couple of...
  3. W

    150 optimax overheat buzzer.

    HI EVERYONE, New poster here from Queensland Aus. I have a 2010 150hp optimax that had a few sand bar experiences last year and now after renewing the impellor and housing, checking the poppet valve and the water line strainer, flushing the compressor as well as testing the thermo's and flushing...
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