[s-cars] Heater Core Mfg decisions

[Joshua van Tol]

What sort of Audi are you working on that the heater core has metal  
end tanks?

All of the recent vintage VW and Audi radiators that I've come into  
contact with have had plastic end tanks, and aluminum cores.

On Nov 6, 2006, at 7:58 AM, Tom Green wrote:

> This is heater cores we're talking about, Josh.  No plastic tanks.
>
> The original core is aluminum, and I would recommend a replacement
> that is aluminum, Peter.  I believe the cheap ones are brass.  Beware
> of those since they probably are assembled using lead solder.  The
> Audi coolant uses OAT inhibitors that provide little protection for
> brass,
> and no coolant gives very good protection for lead solder so you can
> expect it to erode into solution quickly.  This can lead to coolant
> passage
> obstruction in the radiator and a leaky heater core in short order.
> If you
> are not sure, I would call the supplier for details on their part.
>
> The usual method for aluminum radiator repair is to replace the  
> core.  I
> don't  know if that would be cost effective, Jerry.  It would
> increase the
> down time if you have to remove the heater core and then have it  
> rebuilt
> before re-installing the part.
>
> Tom
>
>
>> Josh van Tol wrote:
>> Plastic tanked cores are not that amenable to rebuilding. Plus
>> they're so cheap that it's probably cheaper to go with a new one.
>>
>> On Nov 5, 2006, at 11:41 AM, Jerry Scott wrote:
>>
>>> Has anyone tried to have a stock heater core rebuilt by a radiator
>>> shop?
>>> Jerry
>>>
>>> Peter Schulz wrote:
>>>
>>>> Folks:
>>>> Need advice on making a decision between AKG (evidently now made
>>>> in China)
>>>>
>>>> or Meyle (not known for overwhelming product quality)
>>>>
>>>> thanks!
>>>>
>>>> -Peter
>
>
>
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