Question about what diff's

Hey yall, I have a question about a 65 fury III 4dr, It has a 318 poly. I found the car at the local you pull it yard. I've been looking for a 8,3/4 for a 87 D150 short bed. First would the Fury 3 have a 8.750. and what kind of bolt pattern would it be. Thanks.

You should contact member "blu340dart", he has an 8 3/4 out of a truck he would like to sell!!