Radiator Cap

[Orin Eman]

> What difference does the rate of flow have to do with heat transfer ??
> Like I said, seems to me that it's totally irrelevant as long as the
> liquid stays in contact with the metal -- in fact, seems t'me that the
> faster the better, since that keeps the delta-T at it's highest !!

...but you would have a lower delta-T in the engine itself.  It would
have to run hotter to transfer the same amount of heat to the coolant.

Orin.