B Body 8.75 in a an body

I put a '68 B-body rear in my 68 cuda. Yes, all you do is cut the old spring perches off, and weld new ones on moved 1/2" each side inwards. The backspacing I'm using is 5.72" which is the common late model mustang wheel. ( 17x8 ) You can use 5.75 as well.