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  1. Chris Harrington

    2012 5.0 Ltr. MerCruiser overheating issue

    Talked to my mechanic and although he's never done the clear hose test he'd like to do this as now we're starting to look at engine issues versus cooling system now that we've changed everything. Anybody have a link to a good video for instructions on the clear hose test to send my mechanic?
  2. Chris Harrington

    2012 5.0 Ltr. MerCruiser overheating issue

  3. Chris Harrington

    2012 5.0 Ltr. MerCruiser overheating issue

    Put water hose direct to the line before the raw water pump, eliminating the drive and it still overheated. Took about 15 minutes at 1500 rpm.
  4. Chris Harrington

    2012 5.0 Ltr. MerCruiser overheating issue

    This is helpful. Thank you. With the amount of water coming out the exhaust it seems like there would be plenty of water going in. But you're correct, doesn't seem that the hot water is getting pushed through the engine. Removing the drive is the next plan. Yes, up here in the cold salt water we...
  5. Chris Harrington

    2012 5.0 Ltr. MerCruiser overheating issue

    Hey there, I have twin 5.0 Ltr. mercruisers on my 2013 Bayliner 315 cabin cruiser. I have been chasing an overheating issue since last summer in my port engine. Looking for some ideas as I've tried everything I've heard from experts to forums. Here are my specs: Saltwater boat (short season...
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