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Rear end numbers help-Please

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Old Jun 2, 2011 | 03:17 PM
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Default Rear end numbers help-Please

This rear end was in a parts car ,can someone decipher the code. Thanks !


........................................
Just found this one under the bench !

Last edited by ...Roger...; Jun 2, 2011 at 06:49 PM.
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Old Jun 2, 2011 | 03:28 PM
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here's a link for all the codes but I sure dont see it, only legible character is the K

http://www.corvette-world.com/corvet...tification.php

Last edited by MelWff; Jun 2, 2011 at 03:31 PM.
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Old Jun 2, 2011 | 03:33 PM
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The only codes I see with a "K" in it is a 1978 3.08 or a 1981 2.72.
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Old Jun 2, 2011 | 03:34 PM
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I guess there's also a 1968, 69 and 70 3.36 too.
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Old Jun 2, 2011 | 03:37 PM
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I think this is an eye test because Roger could turn the pinion flange and count the number of turns on the side yokes which would give you the ratio and narrow down the possibilities

Last edited by MelWff; Jun 2, 2011 at 03:53 PM.
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Old Jun 2, 2011 | 03:39 PM
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That's not an 81....81's are aluminium...
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Old Jun 2, 2011 | 03:50 PM
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Originally Posted by MelWff
I think this is an eye test
I hope the guy doing the stamping didn't hurt himself when that hammer bounced.

Looks like its had a gear change,comes up with 370 gears.

Anyone know what year its supposed to be ?
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Old Jun 2, 2011 | 04:12 PM
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Originally Posted by MelWff
I think this is an eye test because Roger could turn the pinion flange and count the number of turns on the side yokes which would give you the ratio and narrow down the possibilities
Hey ...you changed your quote.
Your right about checking the ratio but I just hadn't gotten that far yet.
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Old Jun 2, 2011 | 05:14 PM
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Hi Roger,
This stamping must have been done on "Bring your 3 year old to work day".
It's a real beaut!
Regards,
Alan
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Old Jun 2, 2011 | 06:18 PM
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My guess would be a 78 3.08.

The code could be "OK", which is a 1978 3.08. Beyond that, the next three digits would be the Julian dating, if it's 0(???)73, it would be the 73rd day of the year. "W" is for the Warren, MI assembly plant. The "8" I believe is 1978, with the "E" indicating a Eaton posi unit installed, and the "1" being the plant shift.

Whatever it is, that thing was surely stamped, before GM had a drug testing policy!
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Old Jun 2, 2011 | 06:24 PM
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Originally Posted by gbvette62
My guess would be a 78 3.08.

The code could be "OK", which is a 1978 3.08. Beyond that, the next three digits would be the Julian dating, if it's 0(???)73, it would be the 73rd day of the year. "W" is for the Warren, MI assembly plant. The "8" I believe is 1978, with the "E" indicating a Eaton posi unit installed, and the "1" being the plant shift.

Whatever it is, that thing was surely stamped, before GM had a drug testing policy!


Thanks ! ! !
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Old Jun 2, 2011 | 06:41 PM
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Just found another,is this one of those rare FC codes, where are my stamps ?
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Old Jun 2, 2011 | 11:05 PM
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Originally Posted by ...Roger...
Just found another,is this one of those rare FC codes, where are my stamps ?
That one looks like it's whatever you want it to be. Is that avatar pic taken on one of those everglades air boats? Gawd, my wife and I love those things!
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Old Jun 3, 2011 | 07:59 AM
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Originally Posted by 68/BB
That one looks like it's whatever you want it to be. Is that avatar pic taken on one of those everglades air boats? Gawd, my wife and I love those things!
Yes,now I want to drive one.
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Old Jun 3, 2011 | 08:06 AM
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Thats off a 69 ZL1 Vert the one that has been hidden since 69 and no one knows about.

Originally Posted by ...Roger...
Just found another,is this one of those rare FC codes, where are my stamps ?
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Old Jun 3, 2011 | 08:14 AM
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Originally Posted by Timsride
Thats off a 69 ZL1 Vert the one that has been hidden since 69 and no one knows about.
now I just have to try and reunite it with that ZL1.

Do you think that $ 1,000,000.00 is too much to ask ?
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Old Jun 4, 2011 | 11:55 AM
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[QUOTE=Do you think that $ 1,000,000.00 is too much to ask ? [/QUOTE]

Why stop there Roger... just be sure to put Exotic, Rare, One of a Kind.. and maybe a good reason it was removed from the car...
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