Gary,
I believe that radiator tanks and the rods are brass and the fins only are
copper. Steel was used on the supports and framework.
Curt
On Thu, Aug 26, 2010 at 2:25 PM, warthodson@aol.com <warthodson@aol.com>wrote:
> Gary,
> I thought the original radiators were copper cores & fins with brass tanks,
> not steel. Copper is more efficient than aluminum at heat transfer. As for
> weight savings,
> I was considering an aluminum radiator for for the weight savings for my
> BJ8
> until I ask one of the suppliers how much their aluminum radiator weighted.
> I
> don't recall the exact weights but the aluminum radiator was, much to my
> surprise, only about 5 Lbs. lighter than the stock radiator which was not
> enough savings to justify the high cost since I was not going to race the
> car.
> Gary Hodson
>
> I'll probably get corrected by some metallurgist with an advanced degree in
> hermodynamics, but my understanding is that aluminum is actually less
> fficient at heat transfer than steel. However, because of the reduced
> weight,
> lly rads are preferred in racing
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