[DeTomaso] Oil cooler question

Tue Sep 11 17:41:14 EDT 2018

I have an air-to-water triple pass with 850 cfm sucker fan in old a/c condenser spot since I moved a/c condenser to the front. Works great - "auto-on" thermal switch at 135 degrees. 

> On Sep 11, 2018, at 2:35 PM, Robert Stroj <npdrs at maui.net> wrote:
> 
> On my car it seems really super effective....I can see this by the total
> temperature behavior, as following:
> 
> I got my cooling fans wired as following; left water cooler fan is automatic
> thermo switch.
> Fan switch on the center console turns right water cooler switch in first
> position and both, water cooler and oil cooler switches in second position.
> 
> When stuck in stop-and-go traffic I always flip my water cooler fan switch
> on but my water temperature usually still starts rising above 200F mark.
> I then flip the switch to second position and can see instant drop, not only
> in oil temperature but also soon it effects water temperature....
> 
> Bear in mind that my car has dry sump with about 10 quarts of oil in the
> system, but I think the same would apply to regular wet sump engine.
> 
> Also, it is important to consider that my cooler is pretty large (it is as
> tall as whole wheel shield) and we added additional louvers on the shield
> along the whole height.
> 
> Robert
> 
> -----Original Message-----
> From: Mike Drew [mailto:MikeLDrew at aol.com] 
> Sent: Tuesday, September 11, 2018 11:16 AM
> To: Robert Stroj
> Cc: Jeff Kimball; detomaso at server.detomasolist.com
> Subject: Re: [DeTomaso] Oil cooler question
> 
> Robert,
> 
> I have always been very skeptical that the air-to-oil cooler would work in
> that location, particularly hidden behind a louvered shield.
> 
> Did you ever conduct any with-and-without tests to verify ifs effacy?
> 
> I would think that having a fan on the back side would increase its
> effectiveness, but normally they rely on ram air.  The Gr4 race cars had a
> very wide, short cooler mounted under the radiator. That requires miles of
> plumbing though. 
> 
> Mike
> 
> Sent from my iPad
> 
>> On Sep 11, 2018, at 14:12, Robert Stroj <npdrs at maui.net> wrote:
>> 
>> Hi,
>> 
>> I was going to install water-to-oil heat exchanger as described in 
>> detail in this, really well written article 
>> http://www.spacecitypanteras.com/Technical/Pantera_Cooling-JTaphorn.pd
>> f
>> 
>> Finally, I ended up just going with classic air-to-oil cooler mount on
> louvered right wheel well sheet metal; here is the similar solution sold as
> a kit http://precisionproformance.com/en3015.php accept that mine got two
> electric fans mount on the cooler. 
>> 
>> I am really happy with how the system works; the oil temperature always
> stays around 80-100degreeC, even on very hot days and it does not add extra
> heat to my cooling system (main reason why I opted for air-to-oil instead of
> water-to-oil system).
>> Fans are switch controlled, so I put them on just if I see oil approaching
> 90 degree; most of the time they are off.
>> 
>> I still got a nice condition used Laminova/Aeroquip water-to-oil cooler
> (bought on ebay) that would be happy to pass on in case you decide to go
> that route.
>> 
>> All the best, Robert
>> 
>> 
>> -----Original Message-----
>> From: Jeff Kimball [mailto:jgkrenton at comcast.net]
>> Sent: Tuesday, September 11, 2018 4:49 AM
>> To: detomaso at server.detomasolist.com
>> Subject: [DeTomaso] Oil cooler question
>> 
>> All: 
>> 
>> 
>> I know the oil cooler question has been discussed at great length and the
> serious racers such as Mad Dog seem to believe the big Fluidyne unit is the
> preferred solution, which I believe is this unit:
>> 
>> 
>> https://www.fluidyne.com/product-page/db-30500-water-to-oil-cooler
>> 
>> 
>> However, I don't recall nor have I been able to find any information on
> how the water side was plumbed in a Pantera.  This Fluidyne unit has 3/4
> inch pipe water connections where the smaller Ford Police interceptor units
> such as this:
>> 
>> 
>> https://www.ebay.com/itm/New-OEM-Oil-Cooler-For-94-96-Crown-Victoria-G
>> rand-Marquis-Police-Package-ONLY/182538207253?fits=Model%3ACrown+Victo
>> ria%7CMake%3AFord&epid=1930515714&hash=item2a80200015:g:5MQAAOSwkShY-Q
>> rF 
>> https://www.ebay.com/itm/New-OEM-Oil-Cooler-For-94-96-Crown-Victoria-G
>> rand-Marquis-Police-Package-ONLY/182538207253?fits=Model%3ACrown+Victo
>> ria%7CMake%3AFord&epid=1930515714&hash=item2a80200015:g:5MQAAOSwkShY-Q
>> rF
>> 
>> 
>> use a standard radiator hose size water connection and go directly in
> series with the main radiator lines.
>> 
>> 
>> How do people plumb in the Fluidyne unit?  The 3/4 inch connections are
> way too small to be installed in series with the radiator.  Are the heater
> water lines adequate?
>> 
>> 
>> Can anyone tell me how this was done or show me a photo or web link for
> this information?
>> 
>> 
>> Thanks all!
>> 
>> 
>> Jeff 2467
>> 
>> 
>> 
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