67 GT500 crank dampener and pulleys with ac

[Bigtphx]

What crank dampener and pulleys does a 67 GT500 use

[Scode67FB]

I think this is the add-on pulley you need for the AC.

[Bob Gaines]

I think this is the add-on pulley you need for the AC.

No not the one. That is the non A/C crank pulley when used on a GT500.

[highland green]

ok, i have a C1AE 6A301-B add on pulley, seems to fit a harmonic balancer with single pulley C4AE-6316_E. what are they for ?427? Bought years ago in box of 427 parts. Thanks in advance, you guys know your stuff!