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1972 Stamp pad pictures

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Old Apr 15, 2012 | 12:02 AM
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Default 1972 Stamp pad pictures

I am looking for pictures of the stamp pad of 1972 Corvettes. Preferably pads of cars around production #23822.

Your help will be most appreciated.

Thanks.
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Old Apr 15, 2012 | 12:29 AM
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Sure you are....
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Old Apr 15, 2012 | 12:55 AM
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Originally Posted by 7T1vette
Sure you are....
So exactly what are you saying?
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Old Apr 15, 2012 | 09:19 AM
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Most of us are reluctant to post a picture of our own stamp pad . The reason being that all the armchair experts will tear it apart just for sport.
Most don't mind posting pictures that they find on the net somewhere of one that they don't own .
Just search ( stamp Pad ) and you will see the "experts" in action!

Bill
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Old Apr 15, 2012 | 09:23 AM
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Looks like somebody's trying to take a run at my Mr. Nasty title.

For the OP- Assuming your request is legitimate and you're not trying to counterfeit anything, seeing pictures of other people's stamp pads won't help much even if the cars are close in VIN number to yours. The actual VIN stamping might be similar, but the pad surface and the engine machine code stamping would more than likely have no resemblance.

Why not tell us what you're trying to achieve?
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Old Apr 15, 2012 | 10:46 AM
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Originally Posted by Mike Ward
Looks like somebody's trying to take a run at my Mr. Nasty title.

For the OP- Assuming your request is legitimate and you're not trying to counterfeit anything, seeing pictures of other people's stamp pads won't help much even if the cars are close in VIN number to yours. The actual VIN stamping might be similar, but the pad surface and the engine machine code stamping would more than likely have no resemblance.

Why not tell us what you're trying to achieve?
I would like to see, first hand, how the engine pad of my car compares to the pad of other Corvettes that were built at approximately the sme time as my car.

I would like to compare the pad surface (broach marks) and character font of mine with others. I understand the engine code will more then likely be different.

The numbers on my pad are: 12S523822 V0421CKY

The serial number matches the s/n on the transmission tail.

Just curious as to the appearance of mine vs others of similar build date.
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Old Apr 15, 2012 | 10:55 AM
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Originally Posted by Jerry's aclt1
...I would like to see, first hand, how the engine pad of my car compares to the pad of other Corvettes that were built at approximately the sme time as my car...Just curious as to the appearance of mine vs others of similar build date...
They'll be similar. Any reason believe your stamps are not original?
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Old Apr 15, 2012 | 10:56 AM
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Originally Posted by Jerry's aclt1
I would like to compare the pad surface (broach marks) and character font of mine with others. I understand the engine code will more then likely be different.
Again, to repeat.

Originally Posted by Mike Ward
The actual VIN stamping might be similar, but the pad surface and the engine machine code stamping would more than likely have no resemblance.
Being that there were two separate engine plants and multiple assembly lines and schedules for the various engine options, plus the fact that engines were not installed in the cars in the sequence they were manufactured means that what you want to do would be a futile exercise.

If you're determined to compare engine plant stampings and pad surfaces, look for identical engine options using the three digit suffixes AND assembled on the same dates. Those usually show similar traits.
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Old Apr 15, 2012 | 11:31 AM
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You would do better to post a photo of your engine pad and ask for input from the CF about its 'validity'. Of course, you need to be prepared that some will say that your pad is "too smooth", because it doesn't show broach chatter marks....even though a freshly ground broach bar will have NO chatter marks (or vice versa). Some will say that it is 'obviously' an original pad stamping; others will state that it is an 'obvious' counterfeit effort.

Point being, that you will have to review the input that you get and take it for what it is.....nothing more that OPINIONS--exactly what you asked for. Don't get upset; don't get depressed; no one here is a wizard with the ability to discern "absolute truth".

So, post a pic [if you dare] and see what folks have to say. That's a much more straight-forward approach than asking others to "show you their's".
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Old Apr 15, 2012 | 03:11 PM
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Here are a couple of pictures
Attached Images   
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Old Apr 15, 2012 | 03:22 PM
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Hi Jerry,
I'll post a picture of my 71 base motor's pad. I REALIZE yours is a 72, but I think the picture shows a pretty typical pad.
It's a 46k car and the pad wasn't ever really rusty; so the definition of stamping, and broach marks, is pretty original.
Regards,
Alan

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Old Apr 15, 2012 | 03:28 PM
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Hi Jerry,
Now that I posted the picture I could flip back and forth between them.
Notice the difference in the zeros and the Cs in the engine I.D. codes.
That certainly is an example of why seeing stamps from cars just before, and just after, is so good!!!
Regards,
Alan
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Old Apr 15, 2012 | 04:58 PM
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I believe there are three different styles of zero's for c-3's: One round, one oval, and the third almost a square.

Attached are pictures of verified original pads. Note the different styles of zero's.

Your comment about seeing stamp pads just before and just after is my point exactly.

Are there others that would share a picture or two?
Attached Images   

Last edited by Jerry's aclt1; Apr 15, 2012 at 05:20 PM.
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Old Apr 15, 2012 | 05:24 PM
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You may want to review this thread. Some info on stamp pads, LT1.

http://forums.corvetteforum.com/c3-g...post1579967323

Rowdy Rat seems to have access to photos and some historic info, he may be able to help you out?
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Old Apr 15, 2012 | 05:27 PM
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I beleive that the same tool that stamped the motor at St. Louis also was then used on the transmission. So a more important thing to check is the font / spacing between these 2 sets of numbers on the same car.

Since restamping the cast aluminum trans housing is impossible in my openion w/o it being obivious.

So if the motor pad looks identical to the trans stamp, that is a positive result.


Good Luck with you search.

David

Last edited by dmayhew; Apr 15, 2012 at 09:24 PM.
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Old Apr 15, 2012 | 05:46 PM
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Originally Posted by Jerry's aclt1

Your comment about seeing stamps just before and just after is my point exactly.
And your various pics support my point. The three engines were built on February 7th, April 21 and May 11th.

The gang holder used for the pad stamp was dumped and reloaded with the appropriate date characters each and every day. The style of 0 seen on Feb 07 is not necessarily going to be the same 0 used on Feb 08, never mind March, April etc.

The engine built on April 21st and the one on Feb 7th are both CKY suffix, but the May 11th engine is a CKW which means that a completely different stamp holder was used. This virtually guarantees that no individual characters are going to 'match' between the two. The CKW engine cannot then be compared to yours. The probability that the CKY suffix stamp characters were the same ones used on Feb 07 and April 21 is very low.

You need to find more CKY engines built around April 21st irrespective of car VIN or date built.

BTW- I know who owns the VIN 22917 car, no question there. The CKY car with VIN 15197 has been for sale for an extended period and at $120K, will probably remain that way for a while. The seller makes no claim of it being the original stamp pad, simply numbers matching.

If you really want to get into pad authentication, best contact Al Grenning for the heavy duty detective stuff.
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