67 RO23 Hemi Super Stock Belvedere

Hey there guys

I am restoring a 67 ss hemi belvedere and need to know what the correct fuel cap that they used ? A photo would be great of the cap

I need the fuel Cap and the Filler neck if you know anyone

I can be reached at 517-204-4944 Fred

Thanks

Wow thats got to be a rare car!
Look at this link:
http://www.oldride.com/library/1967_plymouth_belvedere.html