Re: Radiator or Tank

[Bryan Savage <basavage@earthlink.net>]

Dave,

I've heard rumors of engines running over 4 Bar pressure. Next year when 
I'm at the Air Races I'll
see what I can find out about the coolant & pressures they run in the 
Merlins. They spray water
on the coolant and oil radiators leaving a visible trail of steam at 500 
mph.

Bryan

Dave Dahlgren wrote:

>Think more pressure than that.. I will give you a small hint try 50 psi...
>Dave
>
>Bryan Savage wrote:
>  
>
>>In addition you can run stuff in the cooling system that can't be dumped
>>on the salt.
>>so if you have an engine that is steam pocket prone (Flathead) you can
>>run 50%
>>antifreeze at 24+ lb and keep maximum coolant temperature below about 230
>>degrees. because the vented tank water will boil at about 204 degrees.
>>Depending
>>on the class, that setup will reduce drag if you can direct the air
>>around the outside
>>of the car instead of through the radiator.
>>Dave's method is the only way to go in a streamliner.
>>
>>Bryan