backspacing for ranger w\yota clip?!!!! need to know

Hey guys,    just got done mockin up the front clip and now i need to order some wheels... my truck is a 91 ranger with and 86 yota front clip cando arms want to run 20's maybe 20x8.5 with like 4.75 inches of backspacing....  i think this would be fine for the frontbut want to make sure before i spend some money!  thanks yall!  as soon as i get a camera i'll start posting some pics..... im a little dumb to pc's though!!!!!! lol  thanks again yall

im sorry had i read down a little more i wuld have seen a post on the same thing!  my bad