>
> Hi, Kelly.....I found the core at AutoZone. I went to look at one, and the
> information in their catalog was incorrect.  The length and width were
> correct, but the actual core thicknes was not 4 inches. It is 3 inches.  If
> you would like, I can go back to AutoZone and take a look at their catalog for
> the part number.  If I recall correctly, the unit fits 2000 and 2001 Chevy
> light trucks.  Hope this helps.  Paul Conner


      Thanks Paul. They are approx. the same size as the ones I have from
  the mid 1970s Cad. Eldorado. The last of the big boats! 13"X 9 1/2" X 3 1/2"
      I can give you the A/C Delco part # if you need it.

      Kelly Troyer