You're more likely to have a pressure problem then a temp problem. If it's running hot it will offer some clues before things go to shit. If you have no pressure, things get grenaded in the blink of an eye.
Later
"If A equals success, then the formula is: A = X + Y + Z, X is work. Y is play. Z is keep your mouth shut." - Albert Einstein
When was the last time you *really* did something with your Z to call yourself a Z enthusiast?