Originally Posted by GregW / Oregon
You probably give up any overcapacity, so that might not be the case on a very hot day. If the US is getting BER, that may exasperate things on the electrical side.
I'm sure the factory designs for extreme conditions; I'm not comfortable cutting the margin for a few horsepower, myself, but each to his own.
I remember reading somewhere, one of the most stressful tests was following a fast car around a racetrack, since it eliminates a lot of cool air flow.
So extrapolating, the solid engineering that goes into M cars, if M cars can survive this, they can take the water pump from being driven less hard