"I HAVE CHANGED THE THERMOSTAT
"I HAVE CHANGED THE THERMOSTAT 160 DEGRES AND THE IMPELLER,BUT 3000RPM THE ALARM COMES ON AND THE TEMP GAUGE INDICATE 180 DEGRES.tHE ENGINE IS 130 HOURS,THE TIMMING HAS BEEN CHECKED AND HEAD GASKETS HAVE NO PROBLEM.What could be the problem?"