Are there problem areas on the 67-68 Barracudas

Are you referring to this green Duster?

A good example of buying a 70 Duster done rather than building one

If so, quite a few folks raised some eyebrows about it....

There always risk in buying a used car and it boils down to the buyers risk tolerance. Being able to personally inspect the car before buying usually reduces the risks if you know what to look for.
No , It wasn't that car