Nose job questions????

I have seen at several examples of people grafting 70 Swinger front and back ends on to 67 - 69 convertible cars, essentially making a 70 convertible. This suggests to me that the fenders should line up with the doors just fine.

I found this picture on the Net years ago... hope the owner doesn't mind me posting it. I guess if he did he wouldn't put it on the Internet, so here it is:

z.jpg