Sounds very plausible to me.
Kees Oudesluijs
Alan Seigrist schreef:
> Actually it does help move heat... It reduces surface boiling on the
> head allowing more heat transfer - car runs hotter but your head temp
> may actually be cooler.
>
> This is most important for high performance aluminum motors.....
>
>
> On 2/19/09, Bob Spidell <bspidell@comcast.net> wrote:
>
>> Doesn't pressurization just raise the boiling point--something like a
>> couple degrees F per PSI (i.e., it doesn't help the system run cooler,
>> necessarily)?
>>
>>
>> Bob
>>
>>
>> Alan Seigrist wrote:
>>
>>> Nothing will give in the pump per se, it'll just leak water until it
>>> fails.
>>>
>>> FYI, the radiator in my A90 in Hong Kong is not pressurized at all (open
>>> system) - it actually keeps very cool even in the hottest weather -
>>> radiator
>>> is clean, block is backflushed annually, 90% water with wetter.
>>> Pressurizing the rad doesn't really get you there, it should be a last
>>> resort.
>>>
>>> Alan
>>>
>>> '52 A90
>>> '53 BN1
>>> '64 BJ8
>>>
>>>
>>>
>>>
>> --
>> *******************************************************************
>> Bob Spidell San Jose, CA bspidell@comcast.net
>>
>> Failure is the opportunity to begin again more intelligently. -
>> Henry Ford
>> *******************************************************************
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