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  1. J

    Suzuki 2011 DF150 Overheat issue

    The tech at my marina said somewhat common for Suzuki's. They use JB weld to fix things like this, so that's how I fixed mine Since it was a wide hole, I JB welded a piece of aluminum stock over the hole and then filleted the epoxy around the edges. Water pressurizes this space so this should...
  2. J

    Suzuki 2011 DF150 Overheat issue

    Found my issue. I took off the oil pan water jacket and found a hole corroded through allowing water to leak back down into the drive shaft housing.
  3. J

    Suzuki 2011 DF150 Overheat issue

    Found my issue. I took off the oil pan water jacket and found a hole corroded through allowing water to leak back down into the lower unit
  4. J

    Suzuki 2011 DF150 Overheat issue

    Thanks but perhaps my post was not clear. I'm overheating at idle. No water reaches the thermostat when i blast water straight into the water tube with the lower unit off. I'm thinking the connection at the upper water tube and bottom of cylinder block is leaking. An engine can have a totally...
  5. J

    Suzuki 2011 DF150 Overheat issue

    I agree. My manual shows the tell tale as a branch in the water flow before the thermostat.
  6. J

    Suzuki 2011 DF150 Overheat issue

  7. J

    Suzuki 2011 DF150 Overheat issue

    My last trip of the 2022 season I was idling around trying to find a spot to fish and the overheat alarm went off. I did what any reasonable fisherman would do and dropped anchor and fished for a few hours! :) When I pulled anchor and drove back to the docks the engine never over heated. So...
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