73+ Caliper install

Just follow what the factory did and you will not have any confusion as to why some people just like to be different. Caliper location has nothing to do with the effectiveness of the braking system. Although the front location may get a little more cool air to the calipers/pads.
Disc-O-Tech
Nobody said it affected braking, NObody. it has to do with anti-sway bar interference, especially if you have musical parts on the cars as some of us do, or later, wish to upgrade to a stiffer, aftermarket bar.