THE OTHER DAY MY ENGINE WAS RUNNING FINE AND THEN IT JUST STARTED RUNNING REALLY ROUGH, WONT GET ON PAD AND WONT RUN OVER 1200 RPM. RUNS FINE IN IDLE AND NUETRAL, FOUND I HAD A SEVERED WATER PRESSURE LINE AND WASHED OUT 2 SPARK PLUGS. FIXED LINE AND SPARK PLUGS AND TOOK IT TO A MECHANIC, HE...