Full Size Olds O type 12 bolt posi rearend

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March 2nd, 2015, 05:39 PM

Magna86

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Full Size Olds O type 12 bolt posi rearend

Mods Delete this ad. I have reposted with an updated ad.

Last edited by Magna86; April 3rd, 2015 at 04:05 PM.

March 4th, 2015, 02:52 PM

Magna86

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This rear was used in Delta 88s and Riveras. Will fit other full size. $600 OBO.

March 5th, 2015, 03:31 PM

Magna86

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Bump $500 take her home!

March 16th, 2015, 06:42 PM

monzaz

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12 bolt olds FULL SIZE CAR rear

This rear end will fit ALL 1971 -1976 GM Full Size cars
88, 98, Electra, riviera, impala, grandville, catalina, etc.
NOT WAGONS in the early years still had leaf springs.

March 16th, 2015, 07:43 PM

Magna86

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Bump updated info

Last edited by Magna86; March 17th, 2015 at 07:53 AM.

March 17th, 2015, 08:01 AM

Magna86

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bump

March 17th, 2015, 03:45 PM

Bozang1

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I guess the cutlass is considered mid size?

March 17th, 2015, 04:32 PM

Magna86

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Yes you can consider the A-body platform midsize

April 2nd, 2015, 08:36 PM

Magna86

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bump

April 2nd, 2015, 10:44 PM

#10

Fun71

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Quote:

Originally Posted by Magna86

Posi casting# 671 with S spring
Gears- 41B15 GM CC1 55 2 stamped=2.73 ratio

Interesting. The info I have shows the O-Type 671 carrier for A bodies fits 3.08 and 3.23 ratios. The 673 carrier fits 2.56 & 2.78 ratios. No mention of 2.73 ratios for the A Bodies.