Exact width of Buick 8.5" rears?

[Gripenfelter]

What is the exact width of the Buick 8.5" rears??

I want to swap one into my 93 Camaro and just wondering how much narrower it is.

 

[Gripenfelter]

anyone?

 

[FHW]

The width of the stock g/n rear end is 48.0" drum to drum. hth