My bars are going from the axle forward to the front of the rear spring I think "out of memory".
That description smacks of aftermarket (like Lakewood bars). The factory bars had mounting plates welded on the bottom of the axle tube partway between the springs and the center pumpkin and bolted to the inside of the frame rail and studs coming through the rear floor pans via welded in floor reinforcement plates.
2012 Mustang Boss 302 #1918, Competition Orange. FGF replacement 2006 Mustang V6 Pony, Vista Blue. Factory ordered. 2019 BMW X3 (Titled to the wife, but I'm always driving it for her. So I'm claiming it) Old projects, gone but not forgotten: 1967 FB 400, original CA car. After 22 years of work, trashed by the guy who was supposed to paint it. I had to sell it. 1980 Turbo Trans Am 1970 Mustang fastback, 351C 4Bbl, auto 1988 Mustang GT, 5 speed 1983 F-150 4x4, built 302 1994 Chevy K2500 HD 4x4, 454 TBI