H8tulooze
12-17-2012, 05:34 PM
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