Recent content by Meast

  1. M

    Riser block off - closed cooling

    I have tried to look for answers but the result has been confusing. Some gaskets have expired and Mercruiser has updated the method. I have Mercruiser 7.4 (454) closed cooling system. 1 piece block off in graphite (27-860231 or 18-8637251) or, 2 pieces block off in graphite (27-860231 or...
  2. M

    Colored clouds in water behind boat.

    Hi! Mercruiser 7.4 Bravo 3. Closed cooling. Problem is it leaves colored cloud in water. I have only been driving it for aprox 1nm after winter. Starts fine, runs smooth. Pic taken at docks on idle.
  3. M

    Bravo 3 bellow sleeve.

    Hi! I am doing major service on my boat. The Swivel shaft (cover plate method), bellows, bearing and so on. I have all the tools needed but i have one thing that confuses me. The aluminum sleeve holding the bellow into place in the bellow housing. I cant remember how far in it was seated and i...
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