Where are you located? I have an 8.5" 3.73 posi rear in South Dakota.Does anyone have a posi 8.5 or Ford 9 inch for a 84 Monte Carlo ss for sale
Or you could locate a 66-72 A-body rear.
8.2 used from 66-71
8.5 used late 71-72
12 bolt used 66-72
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