https://www.msn.com/en-us/autos/classic-cars/this-road-trippin'-1970-ford-mustang-boss-429-drove-from-colorado-to-los-angeles—and-back/ar-AAvi8rn?
Not sure why the whole Link isn't working.
Follow the link, it is the fifth story
Same site Mach I story
https://www.msn.com/en-us/autos/enthusiasts/a-1969-mustang-mach-1-rare-find/ar-AAvyF27
For some reason this one works
I get small block Mach 1 :-\
Drove mine one day 100 miles in each direction but that's kinda sketchy if you hit traffic.