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:mad:Was cruisin the lake this memorial day weekend for about an hour and half. Boat running fine. On way back to marina motor lost power and eventually died. I could start motor and would run in idle only. No overtemp. alarms. I recently fixed that problem by replacing thermostat and impeller...
I have just purchased a boat with a 1987 Force 85hp. My first run on the water went like this. Hard to start but did run. Ran motor for aprox. 10 min. at 3/4 to full throttle. Overheat alarm sounded. Would go to idle for a couple minutes and alarm would go out. Run again for a few minutes and...