[DeTomaso] Thermostat question

[forestg at att.net]

 You are correct as long as the water valve (s) is(are) open. If the temp control is at cool or if you have heater isolation valves like most owners do then there will be no internal circulation.
Forest
 -------------- Original message from asajay at asajay.com: --------------


> 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
> 
> 
> 
> Quoting Jim Gray :
> 
> > 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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