How much narrower is a 67 rear end ?

[Fitz]

Originally Posted by stepsider

Question, I have a 68 that was converted to 5 lug. Don't know if the did it on the 68 housing or later. What are the measurements for the 68 & 71-72 ? I have found the that I have a 81-84 engine, tilt column & maybe tranny. Don't know about rear end. Think PO might have used a donor truck.

63-69 and some 70's 62 1/4" flange to flange

71 & up and some 70's 63 3/4" flange to flange