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  1. dearly

    Help with overheating issue (Temp Drop with abrupt Overheat)

    Thanks CliffA: Good point, I wondered about the engine circ pump. Did not want to remove it for nothing and could not figure out how to test that it was moving enough water. Just still can't seem to account for the abrupt temp drop just before overheating. Wondering if a water circ pump hose is...
  2. dearly

    Help with overheating issue (Temp Drop with abrupt Overheat)

    Thanks Espos4: Sea Ray dealer mentioned a problem with a possible blockage in the hose through the transom. Said I would need to have the engine pulled to check it, Yikes!!! Not ready for that yet. Considering creating a closed loop and circulating some phosphoric acid to flush the block. Might...
  3. dearly

    Help with overheating issue (Temp Drop with abrupt Overheat)

    Thanks Outlaw32, I removed the thermostat yesterday and went out to test. Temp never went too high but still had the abrupt drop in temp for a few seconds while at high RPM's and then it climbed back to 170. Did not want to push it so I would back down. Thanks for the compression check idea. I...
  4. dearly

    Help with overheating issue (Temp Drop with abrupt Overheat)

    Hello and thanks for reading my post. I've spent years reading but have never posted before. Hopefully in the future I can help others as this site has helped me in the past. However, I really need some help here. I cannot seem to find anyone with this issue. I'm in Clearwater, Florida (Salt)...
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