[DeTomaso] head drilling for air release

[asajay at asajay.com]

I believe if continue with your TSB's you'll find that mod was later reversed.

Asa Jay
(don't have my TSBs handy)

Quoting Dan Mixon <tipo874 at comcast.net>:

> Pantera TSB No. 8 Article No. 61 made extensive changes to the cooling
> system. One of the changes installs a bleed line from the upper right corner
> of the radiator to the swirl tank. This was put into production on 4/5/73
>
> -----Original Message-----
> From: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com] On
> Behalf Of Asa Jay Laughton
> Sent: Thursday, September 03, 2009 08:59
> To: detomaso at realbig.com
> Subject: Re: [DeTomaso] head drilling for air release
>
> I found out from a Ferarri friend, the recommended procedure for his
> Ferarri is to run a tube from a top radiator bleed back to the swirl
> tank.  Run the engine until there are no air bubbles, then seal the
> radiator bleed.  All done.
>
> Asa Jay
>
> Asa Jay Laughton, MSgt, USAFR, Retired
>
> & Shelley Marie
> Spokane, WA
>
> 1971 Mach I Mustang  [ASA JAY]
> 1973 Pantera L 5533  [ASASCAT]
>
> ******************************
> http://www.asajay.com
> http://www.teampanteraracing.com
>
>
>
>
> wkooiman at earthlink.net wrote:
>> I've always thought it would be interesting to attach a tube to the top
> radiator bleed, and then hang an IV bag.
>>
>> Imagine people staring as you let it idle and slowly remove the air.
>>
>> But like I said, I've had good luck bleeding like Thomas described.
>>
>> -----Original Message-----
>>
>>> From: MikeLDrew at aol.com
>>> Sent: Sep 2, 2009 9:52 PM
>>> To: asajay at asajay.com, detomaso at realbig.com
>>> Subject: Re: [DeTomaso] head drilling for air release
>>>
>>>
>>> In a message dated 9/2/09 19 41 1, asajay at asajay.com writes:
>>>
>>>
>>>
>>>> What does front or back have to do with it?  Why not jack the -front- up
>>>> and bleed air from the tubes and radiator out a radiator bleed, and in
>>>> the process raise the front of the engine slightly to get air bubbles in
>>>> the back of the heads to move forward and hopefully out the thermostat?
>>>> Sounds like a better solution to me.
>>>>
>>>>
>>>>>> There's a very good reason.   It's because the filler is at the back.
>
>>>>>>
>>> Half of the bleeding process is topping off the system.   If you raise
> the
>>> front of the car, your filler is no longer at the highest point in the
>>> system, and you can wind up with air every place above the filler (since
> the
>>> filler is open during the bleeding process).
>>>
>>> The back is raised to elevate the filler.   Now, if you were to somehow
>>> incorporate a second filler at the top of your radiator like a
> conventional
>>> car, then your plan might work great!
>>>
>>> Mike
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