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I have a 2012 Stingray 195LX with a MerCruiser 4.3 MPI ECT / Alpha 1 combo. Only 40 hours on the engine, still under factory warranty, bought it used when it was 1.5 years old and have not been able to run it for more than about 30 minutes at a time, for a total of about 2 hours between shop...
