Very little sheetmetal is available repoped and really nothing other than seat covers, door panels, headliner, carpet, tail light lenses and bezels is peproduced for them other than stuff that interchanged with other years. Most stuff can interchange with the '66s but has something different, but almost all mechanicals interchange with any '66 to '70.

Now I need to pin those needles, got to feel that heat
Hear my motor screamin while I'm tearin up the street