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Discussion Starter · #1 ·
hello
need help on a chevy 68-72 12 bolt rearend?

please help on a richmond setup i have in my 68 chevy rear

it was in my 68 HURST OLDS TIL I CHANGED IT TO A STOCK 391 OLDS POSI before selling her
she was setu for total drag use, and i was told it was a 4:88
i'm hoping its alittle tamer?

ITS A 12 BOLT CHEVY POSI 68-72 VINTAGE

SETUP WITH ALL RICHMOND AND OTHER COMPATABLE COMPONETS, LOOKS ALL NEW

ANYWAYS THIS HAS

RICHMOND J-4
82-0432-1
then 8620 ON THE RING GEAR

IT ALSO HAS SOME YELLOW MARK AND SOME NUMBERS THERE I ASSUME THIS WAS FOR SETTING IT UP MIKING IT PURPOSES ETC

please help identify?
i can also send a picture of the posi unit for an ID ON IT SEPERATLY
the posi looks way different and befer than any stock osi i've ever seen
NEED THE GEAR RATIO
HOPE YOU CAN HELP FROM THESE NUMBERS?

TALK SOON AND THANKS IN ADVANCE


BOB
 
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