Well got a sneek peek of the Floors the outer frame was streched outward 2 inches, lenthin 3 inches ,droped 2 inches.The center tunnel will be narrowed any where from 2 to 6 inches and lowered from 2 to 6 inches as well. The inner foot box corners are 45 degreed so they are cut and made to 90 degress it starts to there looks like there may enough room as a F350 .
Boy I may not have a 400 + engine Yet but I will have some leg room .
I need some lessons on down sizing picks to post