8 3/4 u bolts what length???

Were they like $14 a piece? Sheesh!

would these work? A little long but cheap! http://www.summitracing.com/parts/AFC-20238/

I looked at the picture at Summit.
Those are just regular common U/bolts that will collapse your tubes.
Mopar U/bolts have the part that goes around the axle Flat!