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Old 05-02-2019, 08:29 PM
grd777 grd777 is offline
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Default is my rad correct for my 72 formula

how can i tell if my rad is the original one that came with the car is there any part number or date code i can look for

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Old 05-02-2019, 09:17 PM
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Originally Posted by grd777 View Post
how can i tell if my rad is the original one that came with the car is there any part number or date code i can look for
No one can help you because we know nothing about your car. What engine, what transmission, what are the options. My advice to you is:

1) Stop the series of one off posts and start a thread on your car. People will then know what you have, what you are doing, and get excited about helping you. There is a wealth of knowledge here, but life is like a bank of friendship. You can’t continue to make withdrawals without making an occasional deposit.

2) Learn how to use the search function on this forum. The information you are looking for has probably been posted 100 times. If you really want it you can find it. If after making a solid effort you have made no progress, people here will gladly respond, but we all want to see that you are making progress and figuring stuff out on your own.

Here’s a link I found after 30 seconds of searching....

http://forums.maxperformanceinc.com/...39#post5483739

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Old 05-03-2019, 06:29 AM
grd777 grd777 is offline
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i did do a search but no luck i guess i will have to figure this out on my own thanks for your help so far

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Old 05-03-2019, 05:15 PM
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Held for Ransom Held for Ransom is offline
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On the side of the radiator, near the filler, is it embossed with Harrison? Does it have a metal tag on the lower passenger, engine side?

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Old 05-03-2019, 05:46 PM
grd777 grd777 is offline
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On the side of the radiator, near the filler, is it embossed with Harrison? Does it have a metal tag on the lower passenger, engine side?
Ok will check thank you very much for this info

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Old 05-03-2019, 05:52 PM
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unruhjonny unruhjonny is offline
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i did do a search but no luck i guess i will have to figure this out on my own thanks for your help so far
sheesh.

Bob was trying to help.

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Old 05-03-2019, 06:20 PM
grd777 grd777 is offline
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sheesh.

Bob was trying to help.
Yes I understand and I thank him for all the help so far. But When I Work on the car and when something comes up I post for help . Also want to thank you for your help. Cheers to all

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Old 05-03-2019, 07:56 PM
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There was no offense intended, and it seems like none was taken. My intention was just to be honest and to the point.

Two things are certain. They are:

1) Nobody on earth can tell you what radiator is correct for your car without knowing critical options that it was built with.
2) We would all like to know more about your car. Remember the Bank of Friendship thing.

Good luck with your project.

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Old 05-04-2019, 10:25 AM
grd777 grd777 is offline
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Originally Posted by Bentwheelbob View Post
There was no offense intended, and it seems like none was taken. My intention was just to be honest and to the point.

Two things are certain. They are:

1) Nobody on earth can tell you what radiator is correct for your car without knowing critical options that it was built with.
2) We would all like to know more about your car. Remember the Bank of Friendship thing.

Good luck with your project.
Thanks Bob will start a new post

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Old 05-05-2019, 09:42 PM
grd777 grd777 is offline
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i did find these codes on the a z 1

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Old 05-06-2019, 09:45 AM
'ol Pinion head 'ol Pinion head is offline
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For a '72 Formula 400/455, it should be a factory 3 core Harrison radiator. For some reason, Pontiac engineers decided to experiment & not offer a 4 core radiator this model year in applications where normally a 4 core radiator was used, def a one year deal.

On a '72 T/A or Formula 400/455 AUTO usage radiator, the drivers side tank will be embossed IA. The passenger side tank as always will have Harrison embossed up high. Lower embossed towards the middle of the pass tank, a large AE with a smaller letter (month of production code) embossed between the A & the E. Originally attached to the middle of the passenger tank was the original radiator tag, FB is this specific specific radiator code. On the thin FB radiator ID tag, IA will be stamped above AE, then below that is 112. The 112 is the Harrison core designation (fin count, tube width, etc).

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Old 05-06-2019, 10:00 PM
grd777 grd777 is offline
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Quote:
Originally Posted by 'ol Pinion head View Post
For a '72 Formula 400/455, it should be a factory 3 core Harrison radiator. For some reason, Pontiac engineers decided to experiment & not offer a 4 core radiator this model year in applications where normally a 4 core radiator was used, def a one year deal.

On a '72 T/A or Formula 400/455 AUTO usage radiator, the drivers side tank will be embossed IA. The passenger side tank as always will have Harrison embossed up high. Lower embossed towards the middle of the pass tank, a large AE with a smaller letter (month of production code) embossed between the A & the E. Originally attached to the middle of the passenger tank was the original radiator tag, FB is this specific specific radiator code. On the thin FB radiator ID tag, IA will be stamped above AE, then below that is 112. The 112 is the Harrison core designation (fin count, tube width, etc).
i see A Z 1

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Old 05-06-2019, 10:42 PM
FASTASSBIRD FASTASSBIRD is offline
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Default is my rad correct for my 72 formula

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Originally Posted by grd777 View Post
i did find these codes on the a z 1


Those are camaro. The correct radiator is on eBay right now. Date code is about right at Nov 1971 tank code is AE. GM stopped using the IA and IF tank codes sometime in 72. That radiator even has the correct top and bottom rails as well.


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Old 05-07-2019, 06:15 AM
grd777 grd777 is offline
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Quote:
Originally Posted by FASTASSBIRD View Post
Those are camaro. The correct radiator is on eBay right now. Date code is about right at Nov 1971 tank code is AE. GM stopped using the IA and IF tank codes sometime in 72. That radiator even has the correct top and bottom rails as well.


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do you have the link for ebay

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Old 05-07-2019, 06:22 AM
grd777 grd777 is offline
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i think the rad was the original rad for the car but i do not see harrison on the rad

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Old 05-07-2019, 05:28 PM
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http://cgi.ebay.com/ws/eBayISAPI.dll...m=283292772624

Here is the eBay link.

My pictures show the date on the AE tank of A3 (Jan. '73) and the faint Harrison stamp.
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  #17  
Old 05-07-2019, 06:28 PM
grd777 grd777 is offline
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Quote:
Originally Posted by Held for Ransom View Post
http://cgi.ebay.com/ws/eBayISAPI.dll...m=283292772624

Here is the eBay link.

My pictures show the date on the AE tank of A3 (Jan. '73) and the faint Harrison stamp.
thanks but mine has a z is this for a camaro

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Old 05-07-2019, 08:56 PM
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I can't answer at this time, as I don't know.

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  #19  
Old 05-08-2019, 12:46 AM
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Red Goat Red Goat is offline
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Quote:
Originally Posted by Held for Ransom View Post
http://cgi.ebay.com/ws/eBayISAPI.dll...m=283292772624

Here is the eBay link.

My pictures show the date on the AE tank of A3 (Jan. '73) and the faint Harrison stamp.
That’s a good deal. If it’s right for your car, you should grab it.

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  #20  
Old 05-09-2019, 12:37 PM
FASTASSBIRD FASTASSBIRD is offline
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Quote:
Originally Posted by grd777 View Post
i think the rad was the original rad for the car but i do not see harrison on the rad

It says Harrison for sure. And with a L 1 date code it’s correct for a 72


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