12 Bolt Posi
I have a 1971 Chevy 12 Bolt Factory Posi 3.31, now has Richmond 4.88 gears and a Auburn 4-series posi. Code on the diff is RV C0682E. 3.31:1 ~ 12-bolt Positraction (LS5/454)* Great shape, bolt in ready. Also comes with no hop bars. $1200
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1965 Malibu Convertible SS
1970 El Camino SS396
1967 Nova SS LS1
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