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  1. J

    If your engine is running warm Change the exhaust

    I've seen more engines destroyed because people are to cheap to change exhaust manifold/ risers as a preventative action. especially raw water cooled engines. They start to clog and overheat. once one side overheat it makes steam and it has enough pressure to push the water completely out of the...
  2. J

    Fresh water cooling Pick up location

    Hi All, I have a 93 omc 5.8 with cobra drive. I converted to fresh water cooling . My Question Is ; Should I still pull raw water though the outdrive pump or convert to the volvo style crankshaft pump and pull raw water though the hull? If I do should I keep the pump in the outdrive and "t" the...
  3. J

    Help! I think my head 's Exploding!

    Hi everyone, I have a 92 mariah 23' cuddy, 5.8 omc cobra. my existing prop is 15 1/2 X 15 3 blade aluminum wot 4400 rpm. the boat has a tendencey to start to fall off plane at 3000 rpm with 4 people ok 4.1/2 people and a full fuel tank. I'm rarely at wot. but I do pull a tube. I understand dia...
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