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Old Mar 25, 2016 | 07:04 AM
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Default 1970 BB Engine Code

I just bought a 1970 454 and I want to verify it is numbers matching as the seller claimed. I have no reason to doubt it, but just doing my due diligence.


I found the Engine Code on the pad that is T1218CZU which indicates it was built in Tonawanda in December and is for a 1970 454 Corvette. However there is no partial VIN number on the pad. Is this normal? Is there somewhere else I should look for this?


Thank you for any help you can provide!
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Old Mar 25, 2016 | 07:30 AM
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keep looking it should be there its smaller than the engine code ..sometimes covered with paint and grime
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Old Mar 25, 2016 | 07:36 AM
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Originally Posted by BoatDaze
I just bought a 1970 454 and I want to verify it is numbers matching as the seller claimed. I have no reason to doubt it, but just doing my due diligence.


I found the Engine Code on the pad that is T1218CZU which indicates it was built in Tonawanda in December and is for a 1970 454 Corvette. However there is no partial VIN number on the pad. Is this normal? Is there somewhere else I should look for this?


Thank you for any help you can provide!
What is the build date of your Corvette ? it's on trim tag on drivers door post .
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Old Mar 25, 2016 | 07:38 AM
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January 7, 1970
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Old Mar 25, 2016 | 07:40 AM
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What is the VIN for this car?

With an engine assembly date that early, I'm going to guess that it is a VERY early car. Chevrolet used an alternate location to stamp the VIN derivative on 1970 Corvettes built the first two to three days of production. That location was down by the oil filter on an unmachined portion of the block (and as such, can be difficult to see).

The exact location is called ou in the 1970 AIM.

Regards,

Stan Falenski
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Old Mar 25, 2016 | 07:42 AM
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Originally Posted by BoatDaze
January 7, 1970
Third day of 1970 production... Check the alternate location.

Regards,

Stan
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Old Mar 25, 2016 | 07:45 AM
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The VIN is 194370S400214


I will check that today. Thank you!
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Old Mar 25, 2016 | 07:50 AM
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Originally Posted by BoatDaze
I just bought a 1970 454 and I want to verify it is numbers matching as the seller claimed. I have no reason to doubt it, but just doing my due diligence.


I found the Engine Code on the pad that is T1218CZU which indicates it was built in Tonawanda in December and is for a 1970 454 Corvette. However there is no partial VIN number on the pad. Is this normal? Is there somewhere else I should look for this?


Thank you for any help you can provide!
This info is out of the 1968-1982 corvette restoration guide "Very early '70 engines have been observed with the VIN derivative stamping on the bottom drivers side of the block above the oil filter"
Hope this helps
Wes
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Old Mar 25, 2016 | 07:52 AM
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Originally Posted by Rowdy Rat
Third day of 1970 production... Check the alternate location.

Regards,

Stan
Stan you type faster than me .
Wes
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Old Mar 25, 2016 | 11:53 AM
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Originally Posted by 530planeman
Stan you type faster than me .
Wes
LOL Wes... I'm usually the one who's slow to post!

Doesn't matter though... Good information is good information, regardless of the timing.

Regards,

Stan
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Old Mar 25, 2016 | 02:17 PM
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CZU is the code for a 1970 454, 390 HP, manual transmission
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Old Mar 25, 2016 | 04:02 PM
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Originally Posted by BoatDaze
The VIN is 194370S400214


I will check that today. Thank you!
Is this the car?

http://www.c3registry.com/index.php?...e&car_id=21677
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Old Mar 26, 2016 | 01:07 AM
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I believe this was a forum members 70 that recently sold on eBay. Boat daze is there anyway you can post a pic of the engine pad ? Don't believe I ever saw a early LS5 without vin stamped on pad.
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Old Mar 26, 2016 | 07:42 AM
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Originally Posted by jr9170
Boat daze is there anyway you can post a pic of the engine pad ? Don't believe I ever saw a early LS5 without vin stamped on pad.
I've seen several small block 1970 Corvettes with the VIN derivative in the alternate location, but I don't remember having seen a big block 1970 early enough to have the VIN derivative down by the oil filter.

A fair number of 1969 Camaros used this location for the VIN derivative stamping... I remember my own Norwood, Oho built, 1969 Camaro (June 1969 assembly) was done this way. I don't recall the exact dates this method was used for Camaros though.

Regards,

Stan
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Old Mar 27, 2016 | 01:51 AM
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From: YANKEES UNIVERSE 70 454-LS5 500 ft-lbs Torque
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Stan, I hope he posts a pic of the engine pad would like to see it.
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Old Mar 27, 2016 | 02:12 AM
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From: YANKEES UNIVERSE 70 454-LS5 500 ft-lbs Torque
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Stan, another forum member don Bayer also has a70 LS5 vin 133 I have asked if he could post pic of his engine pad. There are pics of his 70 LS5 vert in the 70 owners thread above...Jerry
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Old Mar 27, 2016 | 10:38 AM
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Originally Posted by jr9170
Stan, another forum member don Bayer also has a70 LS5 vin 133 I have asked if he could post pic of his engine pad. There are pics of his 70 LS5 vert in the 70 owners thread above...Jerry
Thanks for the heads up Jerry.

Regards,

Stan
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Old Mar 27, 2016 | 02:49 PM
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Check this post out....

link
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Old Mar 27, 2016 | 03:05 PM
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Originally Posted by BoatDaze
but just doing my due diligence.
Due diligence is what you would have done prior to purchasing the car. At this point its trying to cover your ****.

Hopefully you find vin stamped into the block near the oil filter. If its extremely easy to see, it has been added to the block as they were usually not easy to read.

Gary
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Old Mar 27, 2016 | 09:46 PM
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From: YANKEES UNIVERSE 70 454-LS5 500 ft-lbs Torque
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Zoomin thanks for the link maybe someone can post the pics of Dons vin in the alternate location.
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