Since everyone's pet peeve on the 70-72 cars is the wrong style fender support structure on the 73 and up replacement fenders, I decided to convert the passenger side fender that was installed a year or so after this car was originally built. I have an original-owner engine compartment shot that shows the replacement fender in place with the brace mounts sticking out like a sore thumb.
I was able to obtain a donor inner fender support structure from a 70-72 fender thanks to another member of the Performance Years board and brought it all to the final night of the votech class yesterday.
Here is the passenger side fender marked, preliminarily cut and the two spot welds cut, where the incorrect raised brace mount is:
and this is the original driver's side fender with the correct flat area in its place: