Evans Coolant Temps

Keep in mind your gauges work proper! A wrong combination of sender units and gauges will never work!
140° on the top hose feels comfortable with your hand, 180° feels ok for 1 or 2 seconds, 210 feels really hot
Proper cooling is a complete package:
ignition timing, fuel mixture, hiflo thermostat, hiflo waterpump, ratio pulleys, hipo radiator, fan, fan shroud, cold air intake, cooling fluid mixture, keep in mind water has a better cooling effect. water hoses with springs inside.