If the coolant isn't boiling, the engine is probably not "overheating". A 15 pound radiator cap with a modern radiator and heater core capapble of holding the pressure raises the boiling point of the coolant to 257 degrees F.
Jerry


"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!