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Credit for : Coolant flow restriction explained !

To: "Triumphs (E-mail)" <triumphs@autox.team.net>
Subject: Credit for : Coolant flow restriction explained !
From: Randall Young <ryoung@navcomtech.com>
Date: Tue, 27 Jul 1999 13:52:27 -0700
Organization: Navcom Technology, Inc
Forgot to mention : Thanks !! to Duncan Hardy for posting the link on the 
buick-rover-v8 list.

On Tuesday, July 27, 1999 1:35 PM, Randall Young [SMTP:ryoung@navcomtech.com] 
wrote:
> 
> Listers :
> 
> For many years, I've been hearing the story that "you have to have a 
> thermostat, or a restrictor, because otherwise the water flows through the 
> radiator too fast and doesn't get cooled".
> 
> For just as many years, it hasn't made sense to me.  The faster the coolant 
> circulates, the closer it keeps the radiator fin temperature to the engine 
> temperature, which lets the radiator radiate more heat.
> 
> At last, I've found an explanation that makes sense !  Check out
> http://www.stewartcomponents.com/techtip3.htm, especially the paragraph 
> that starts "Years ago".  It basically says the problem is that the extra 
> flow through the radiator increases the pressure at the top of the 
> radiator, which causes the (low pressure for our LBCs) radiator cap to blow 
> coolant out the overflow, just like it was overheated !
> 
> Randall
> 59 TR3A "daily driver wanna be"

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