Chance look real carefully at the connection of the wires at the sender on the engine, if they are dirty then it throws the whole reading off due to the extra resistance, clean them real good and see if it helps. Best way to tell what its really doing is shoot the thermostat cover(and other stuff like manifolds) with a infared temp tester after(and while) you run it, we have one at work and it is the best way to find out how hot different parts of the engine are running. If I remember right I saw you this spring down at Barn Hill? Sharp boat I like the dog house, I thought I had seen your boat somewhere before. Rod Man last week someone pulled a 1180 lber out of the bay
Less smaller fish than normal but the fish that are there are bigger than recent years. Lots of balloons out this week when it was like glass.