- Official Post
Here is an Ebay auction for 16 NOS C9AZ 6212 B connecting rod nuts by Ebay member "welbury3028" with a Buy-It-Now of $40.00:
NOS 69 70 FORD MUSTANG BOSS 302 BOSS 429 ENGINE CONNECTING ROD NUTS 16pcs. Shipped with USPS Priority Mail.
https://www.ebay.com/itm/NOS-69-70-…fAAAOSw0BZde835
-Fred-