[DeTomaso] Thermostat question

[Tomas Gunnarsson]

It is an effective bypass but it's also always open regardless of thermostat position. That's why I think it's bad to eliminate the heater circuit by connecting the two with a piece of hose. They should be plugged separately instead.

Tomas

----- Original Message ----- 
From: <asajay at asajay.com>
To: <detomaso at realbig.com>
Sent: Wednesday, September 02, 2009 10:28 PM
Subject: Re: [DeTomaso] Thermostat question


>I may be all wet here, but...
> 
> When I was examining the block passages and the water pump passages,  
> it appeared to me the heater routing could be considered an effective  
> bypass, albeit a much longer one.  Hot fluid comes out the block right  
> next to the thermostat, this is at the same potential as the  
> thermostat outlet.  Instead of fluid going down the hole of the bypass  
> restrictor plate, imagine it's totally closed off with a plug but the  
> thermostat is closed.  Fluid exits the block to the heater core and  
> comes back in at the waterpump inlet.
> 
> Can someone check me on that?
> 
> Asa Jay
> <cooling is -not- currently my game>
> 
> 
> Quoting Jim Gray <grayjim at att.net>:
> 
>> Does anyone know if there exits a Cleveland-specific 160 deg   
>> thermostat? More than one engine builder says to use such a   
>> thermostat but I also think they substitute the restrictor in the   
>> bypass circuit with one that has a much smaller hole. One such   
>> brass restrictor that I saw from Dennis Quella had a hole no larger   
>> than 1/4 inch. I did not look at the 160 deg. thermostat being used  
>>  but I suspicion that it was not Cleveland-specific with the little   
>> hat we all talk about.
>>
>> Can the brass restrictor be replaced easily, or at least without too  
>>  much difficulty?
>>
>> Jim Gray
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