Quote Originally Posted by Darth_Penguin View Post
It may be different with race engines but I can tell you with non race engines that on 2 separate occasions I have had the opportunity to run a car with no thermostat and in both situations the car failed to ever get to operating temperature.
I know what you are saying and yes the water will stay cold but the real tell is when you check your egt or oil temp and find out that they are skyrocketing. There is such a thing as too much flow.