[DeTomaso] Third fan / cooling problems at idle.

Wed Jul 23 12:54:10 EDT 2008

That's exactly how I was able to hit 200 mph.

wkooiman at earthlink.net wrote:  You guys are missing the point.

Here's a picture of the fan I added to my car:

http://www.floridaconservation.org/boating/access/airboat/Airboat.jpg

It's not about cooling.

It's about propulsion.

-----Original Message-----
>From: msm at portata.com
>Sent: Jul 22, 2008 9:30 PM
>To: Mad Dog Antenucci , doug at silicondesigns.com
>Cc: DeTomaso Forum 
>Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
>
>You're all slackers. Unsubscribe me.
>
>I drove my Pantera 600 miles from Las Vegas, across the desert, and back
>to the Bay Area without any fans. 
>
>It's not the size of your fan; it's the motion of the air flow through
>your radiator. You get plenty of air flow at speed as long as you don't
>use your brakes like some slacker, wiener dog.
>
>Even Sandra Bullock could drive a bus through LA without hitting the
>brakes or dropping below 50 MPH. If you can't out drive Sandra in a
>bus, you need to hang it up.
>
>
>
>-----Original Message-----
>From: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com]
>On Behalf Of Mad Dog Antenucci
>Sent: Tuesday, July 22, 2008 4:13 PM
>To: doug at silicondesigns.com
>Cc: DeTomaso Forum
>Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
>
>Okay I understand the point slacker ;-]> 
> 
> I am just trying to understand why anyone needs 3 fans when ONE fan
>will do the same job.
> 
>Doug Braun wrote:
> That's the point MD. Stock fans are lucky to provide 500 CFM apiece.
>By
>adding a 3rd 1200 or so CFM fan to the back, it'll total to a little
>more
>flow of your setup which you have proven is adequate.
>
>Doug
>
>-----Original Message-----
>From: Mad Dog Antenucci [mailto:teampantera at yahoo.com]
>Sent: Tuesday, July 22, 2008 11:33 AM
>To: doug at silicondesigns.com; Kjetil Finne; ERPIKE at cs.com;
>detomaso at realbig.com
>Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
>
>
>My single sucker fan moves something like 1800cfm which is what I have
>used on the back side of the Pantera's race cup radiator with no
>problems
>for 2+ years.
>
>Doesn't matter if I am at WOT on the track or an open road race or stuck
>in traffic on a hot summer day. Mike Trusty and Dick Drenske who are
>both
>mechanical engineers can confirm what I have been telling you slackers
>;-]>
>for 2 years.
>
>Dawg
>
>Doug Braun wrote:
>My third fan suggestion to Chris is mainly for those owners who still
>have
>the stock front mounted pusher fans. IMHO, the stock fans have
>insufficient
>air flow capacity to cool the radiator. A centrally located, 13 or 14"
>puller fan in the rear is a simple and inexpensive way to remedy this.
>Such
>1200 to 1500 CFM fans are readily available on eBay for $30 to $50. For
>those who have converted to more powerful dual front pusher or dual rear
>puller fans, the third fan is likely unnecessary weight.
>
>Doug Braun
>blue 73L #5505
>
>-----Original Message-----
>From: detomaso-bounces at realbig.com
>[mailto:detomaso-bounces at realbig.com]On Behalf Of Kjetil Finne
>Sent: Monday, July 21, 2008 9:59 AM
>To: ERPIKE at cs.com; detomaso at realbig.com
>Subject: Re: [DeTomaso] Third fan / cooling problems at idle.
>
>
>What I have found is that if you have cooling problems at idle it is
>most likely caused by insufficient coolant circulation, not by not
>having enough air over the radiator.
>The heat generated by the engine should be less at idle than at higher
>speeds. (I guess?)
>
>Kjetil
>
>ERPIKE at cs.com wrote:
>> Chris:
>> I noticed you have 3 fans. Did the 3rd fan help with cooling when you
>have
>to sit and ilde alot?
>>
>> Ed...
>>
>> Christopher Kimball wrote:
>>
>>
>>> What I did was to tap into the wires at each fan motor (I have
>three--much to Mad Dawg's chagrin!) using the positive and negative
>leads
>right before they went into the fan motors and ran the thee pairs of
>wire to
>the dash. I drilled three little holes above the headlight switch and
>mounted three different colored LEDs (which I bought at Radio
>Shack--made
>especially for 12 volts) so now I know exactly when each fan is
>operating.
>>>
>>> The LEDs must be hooked up correctly with the positive side to the
>positive wire and negative to negative.
>>>
>>> Chris
>>>
>>> #3846
>>>
>>>
>>>> From: MikeLDrew at aol.com
>>>> Date: Sun, 20 Jul 2008 00:36:38 -0400
>>>> To: adin at frontier.net; detomaso at realbig.com
>>>> Subject: Re: [DeTomaso] indicator light
>>>>
>>>>
>>>> In a message dated 7/19/08 17 37 44, adin at frontier.net writes:
>>>>
>>>>
>>>>
>>>>> I need to have a little light to let me know when the cooling fans
>>>>> come on (ford, but not pantera) . . . it seems one could just take
>12v
>>>>> off the fan to a light. It also seems this is a fire waiting to
>>>>> happen - do I need to take the power off the relay???
>>>>>
>>>>> Help please . . .
>>>>>
>>>>> electronically challenged I remain,
>>>>>
>>>>>
>>>> Dave,
>>>>
>>>> De Tomaso was way ahead of you--there is a fan indicator light
>sitting
>right
>>>> there at the bottom of your speedometer!
>>>>
>>>> That light is amber in color, and moron Lincoln Mercury customers
>interpreted
>>>> that as a WARNING light and this drew complaints. So after early
>1972,
>it
>>>> was left unconnected.
>>>>
>>>> It is a very simple matter to string a wire from the output side of
>your
>#2
>>>> fan relay back to this light. Voila! :>)
>>>>
>>>> Actually, if you string it from the output side, where 12V flows to
>the
>fan
>>>> motor, then the spinning fan might cause the light to glow when it
>is
>spinning,
>>>> but not powered. Come to think of it, it's probably better to string
>the
>>>> wire from the input to the fan relay, where the relay gets its "turn
>on
>the fan"
>>>> signal from the thermoswitch in the radiator.
>>>>
>>>> Mike
>
>
>
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>Mad Dawg Antenucci
>Team Pantera Racing
>The 1st & still the only vintage race team in open road racing
>www.teampanteraracing.com
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>Mad Dawg Antenucci 
>Team Pantera Racing 
> The 1st & still the only vintage race team in open road racing 
>www.teampanteraracing.com
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Mad Dawg Antenucci 
Team Pantera Racing 
  The 1st & still the only vintage race team in open road racing 
www.teampanteraracing.com