For the record, here
is the evap core info for the ones I used.
I got the Factory Air units from Advanced Auto, and found that there are
two styles of these. One was made
in Canada, and
the other in
Venezuela. I used the
Venezuela
cores.
Fit 77-90 Caprice
(all engines and styles)
Delco
15-6513
(Advanced Auto)
Factory Air, 54432, $119
(Advanced Auto)
Ready Air, 6259N, $155
(NAPA) NAPATEMP, TEM288046, $179
(NAPA) Genuine Air, 788046, $129