Re: 66 327
Doesn't appear to me to be a factory air car either.
Looks like 7-9K to me.
These cars can be upgraded to Factory A/C bur it's a big job compared to 68-72 with the suitcase on the firewall. Essentially, the whole RF corner of the body tub has to be replaced. Not really like a weekend job for a home crafter guy,
Tom Terrific or Terrible Tom, depending on the phase of the moon, passing cosmic rays or other factors not fully understood except by my wife.