[DeTomaso] Bypass (Re: thermostats)

[wkooiman at earthlink.net]

It is unlikely that you offended J.T.  I've tried before just to see how far I could push him.  All I got was a grin.

-----Original Message-----
>From: Barry Seib <oldwheel at mts.net>
>Sent: Jun 24, 2009 11:29 PM
>To: John Taphorn <jtaphorn at kingwoodcable.com>, DetomasoList <detomaso at realbig.com>, Asa Jay Laughton <asajay at asajay.com>
>Subject: Re: [DeTomaso] Bypass (Re: thermostats)
>
>John
>
>I have offended you. I'm sorry and I apologize for my careless words. I
>never meant to sound like it was your fault that I got a Stant thermostat
>that I wasn't happy with. You probably did more scientific testing than I
>did! Your recommendation is field tested and mine is just theory. I didn't
>like the way the Stant thermostat that I got looked when I boiled it open so
>I ordered the Evans E3005 and decided it looked like it would flow better
>than the Stant. I found your article on cooling very helpful and I have used
>your plan to shape my own modifications. Thank you for the time and effort
>you put into documenting it for the rest of us. I'm thankful for your
>generous contributions to the Pantera knowledge base and I've benefitted
>personally many times from your help in the past. I hope you will forgive
>me.
>
>Barry
>
>-----Original Message-----
>From: John Taphorn [mailto:jtaphorn at kingwoodcable.com]
>Sent: Wednesday, June 24, 2009 9:38 PM
>To: Barry Seib; DetomasoList; Asa Jay Laughton
>Subject: Re: [DeTomaso] Bypass (Re: thermostats)
>
>
>Barry
>
>I've assumed that the Stant flows superiorly.  However, I would like to make
>a comparison test.  Other than measuring the speed in which a caldron of
>boiling water is drained, I'm unsure how to conduct the test.
>
>Although, I am confident that Goran may have a solution.
>
>I'd like to buy the Stant from you, let me know your price.
>
>Thanks
>JT
>----- Original Message -----
>From: "Barry Seib" <oldwheel at mts.net>
>To: "DetomasoList" <detomaso at realbig.com>; "Asa Jay Laughton"
><asajay at asajay.com>
>Sent: Wednesday, June 24, 2009 11:18 AM
>Subject: [DeTomaso] Bypass (Re: thermostats)
>
>
>> It doesn't matter which location you block. I put an expansion plug in the
>> center of the copper disc in the engine outlet. Others use a thin sheet to
>> block the bypass at the pump joint gasket. Either way, you are eliminating
>> the leakage of hot coolant back into the engine without going  to the rad.
>> Some aftermarket pumps don't even have a bypass passage. My flowkooler has
>> the bypass, so I had to block it.
>>
>> When the Cleveland style stat is fully open (hot) the foot on it still
>> allows some coolant to flow back to the engine, bypassing the rad. In
>> theory
>> this should be an insignificant amount, but in a marginal system with long
>> pipes, I wonder how much it contributes to the issue? I looket at the gap
>> and it seemed like it would be a loss. I'm using NPGR coolant, so I want
>> the
>> absolute maximum flow I can get. If I have to convert back to ehylene
>> glycol, my cooling system will be optimised already.
>>
>> Barry
>>
>> --------------------------------------------------------------------------
>--
>> ----
>>
>> Okay, so if a person uses a remote bypass thermostat, what do you do
>> with the thermostat area in the block?  There is a bypass passage
>> where the thermostat goes which the -special- 351C thermostat closes
>> when the stat is fully open.  So do we block that?  Or must you make
>> the water pump mod instead, which installs a small shim of steel to
>> block the recirculation path?
>>
>> Pardon me for my confusion, I'm not studying this very hard.  (trying
>> to get some real work done in between emails)
>>
>> Asa Jay
>>
>> Quoting Barry Seib <oldwheel at mts.net>:
>>
>>> Jack
>>>
>>> I bought a very good remote bypass thermostat from Evans Coolant(E3005
>>> Remote by-pass thermostat 195°)
>>> http://www.evanscooling.com/main1.htm - go to catalog then Thermostats
>>> and
>>> caps. $99.95  I'm quite happy with it.
>>>  It is made by Behr in Germany and has the least restriction I could find
>> in
>>> a remote bypass stat. Evans said it was about the same restriction as the
>>> high flow Robert Shaw type in the engine. I previously special-ordered
>>> the
>>> Stant model 135478 that was recommended in John's article, but found it
>>> lacking in flow capacity. I still have it new in the box if anyone wants
>> to
>>> use it.
>>>
>>> Barry
>>>
>>
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