Best seat swap candidates for Dart GT?

Just a quick addendum: NPD offers headrest conversion kits for pony car buckets (only Mustangs and Camaros--dang it). See the link below. Does anyone know of a similar Mopar kit that would let me use '64 or so Mopar buckets?

http://shop.autocraftinvestments.com/index.php?p=product&id=105137&parent=0