if you have a A-body 8 3/4 (axle 28") with 1" wheel spacers,you could use the E-body housing with 30" axles to do the same thing.

you might have just givin me the rim back space for the E-body housing I have in a d-150.

you said they were 10" with 4.5 backset correct? what size tire did you say?