So the way it sounds, I can swap a 3.42 gear and series 3 posi carrier in a 72 10 bolt,cool!
ken,I have had my 72 since 1981,I bought it as a roller,rust free for $300 first put a buick 350 in,drove it for years,then about 8 yrs ago I dropped in a 1970 455,ran good but am not crazy about the...