Question off set for wheels?

[chris o.]

i am looking to do an 8 inch with 38". does anyone know what offset wheels would good? i am looking at these used 20"x9" alba 588 with a -10 offset? any idea?

Thanks!

 

[Fine69]

What year truck?

 

[chris o.]

What year truck?

2002 4x4 f-350 7.3