These have always been my favorite Mustangs and this one is nicely improved:
Must See Video: A 1971 Mustang Mach 1 412 Cleveland Stroker
https://www.streetmusclemag.com/news/must-see-video-a-1971-mustang-mach-1-412-cleveland-stroker/
what a tease... I have a 2000watt home system this PC is thru up to my 55” flat screen. although the volume is low, the volume(amount) of vibration in the beginning of that vid was true life like! but then it never left the show room!! sigh...