- Official Post
Here is an Ebay auction for an NOS C5AZ 6A666 A PCV valve by Ebay member "289special" with a Buy-It-Now of $199.99 or make offer:
One new Ford pcv. Part number C5AZ-6A666-A also CV-666-C. For 1965 1966 Mustang GT350 K Code and 289 Hipo. No original box. The original box fell apart. Do your homework. Know your part. Ask questions. Buyer pays $7.00 shipping and handling 48 United States only.
https://www.ebay.com/itm/1965-1966-…QcAAOSwHAxcCtsj
-Fred-