Radiator End Seals

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Old Nov 21, 2009 | 06:02 AM
  #1  
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Radiator End Seals

Cutlass Gurus step up

Ref: 71 Supreme w/CAC

These seals attach to the upper radiator support by push fasteners. Year One offers two styles, Type 1 and Type 2 with no explaination of the difference. Anyone have first hand knowledge of these seals?
Old Nov 21, 2009 | 06:37 AM
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Fusick sells a large and a small The small is 3" X 11" and fits an A body

FYI the repos come with round plastic push clips while the origional have a square head and are metal.
Old Nov 21, 2009 | 06:37 AM
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Look at the width, the wider are for cars without AC or HD cooling.
Old Nov 21, 2009 | 06:41 AM
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Originally Posted by Nilsson
Look at the width, the wider are for cars without AC or HD cooling.

Are you sure?

We went thru this [or rather I asked the A/C question a while back] I'm fairly certain the smaller ones work on and A/C A body but are sorta twisted on the passanger side of the rad.

Naturally, I can't find the thread at the moment.
Old Nov 21, 2009 | 06:44 AM
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Originally Posted by Nilsson
Look at the width, the wider are for cars without AC or HD cooling.

Are you sure?

We went thru this [or rather I asked the A/C question a while back] I'm fairly certain the smaller ones work on and A/C A body but are sorta twisted on the passanger side of the rad.

.https://classicoldsmobile.com/forums...s-c-442-a.html
Old Nov 21, 2009 | 07:13 AM
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Originally Posted by Jamesbo
Are you sure?

We went thru this [or rather I asked the A/C question a while back] I'm fairly certain the smaller ones work on and A/C A body but are sorta twisted on the passanger side of the rad.

.https://classicoldsmobile.com/forums...s-c-442-a.html
Right, the smaller are for cars with AC and like I said the wider/larger are for cars without.
Old Nov 21, 2009 | 07:14 AM
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Gotcha

Dumb ole me thought the larger ones were for larger cars
Old Nov 21, 2009 | 07:26 AM
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[quote=Jamesbo;125184]Are you sure?

We went thru this [or rather I asked the A/C question a while back] I'm fairly certain the smaller ones work on and A/C A body but are sorta twisted on the passanger side of the rad.

.https://classicoldsmobile.com/forums...s-c-442-a.html[/


I am assuming your meaning of smaller is the narrower style? This is correct for cars with AC or HD cooling and like I said the wider width is for cars without AC or HD cooling.

The smaller one is not for any A body if that is what you meant. Use the smaller ones on a non AC car and you have a large exposed gap that does not look good especially on the passenger side.
Old Nov 21, 2009 | 07:34 AM
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Hum

Well, my 69 drop top 442 w/ A/C came with the smaller one. I can take a pic in a few hours if you'd like.

And yes it does look goofy on the passanger side. That's why I started the thread a few weeks ago.
Old Nov 21, 2009 | 08:08 AM
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If you saw the pic of my seal in the thread Jamesbo linked to it's a '71 350 w/AC and they're 3 inches wide.
Mine are original and the one on the pass. side is notched for the AC lines.
I think the green metal push pin clips were used up to 1970?, mine are the plastic type and are original.


WTH, here's the pic.



Hey Jamesbo, I got the "thing" you sent me.
Thanks again.
I'm going to go try it as soon as I drag my butt off the computer and will report my test results back to you.
It may be awhile.

BTW - My Flickr page just told me that "Jambo" is hello in Swahili, what a strange coincidink?
Old Nov 21, 2009 | 09:02 AM
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Originally Posted by Bluevista
If you saw the pic of my seal in the thread Jamesbo linked to it's a '71 350 w/AC and they're 3 inches wide.
Mine are original and the one on the pass. side is notched for the AC lines.
I think the green metal push pin clips were used up to 1970?, mine are the plastic type and are original.


WTH, here's the pic.



Hey Jamesbo, I got the "thing" you sent me.
Thanks again.
I'm going to go try it as soon as I drag my butt off the computer and will report my test results back to you.
It may be awhile.

BTW - My Flickr page just told me that "Jambo" is hello in Swahili, what a strange coincidink?
Well, "Jamesbo" Allan H
I also have the black round push clips on my car and its original too. I will be replacing my rad end seals with new repros bought from Fusicks. Gotta go look at them, I don't remember if they have the holes drilled in them to accept the clip?? Anyway, I'm changing them because I'm upgrading the cooling system to a 4 core HD and installing a new NOS fan shroud, HD water pump, fan clutch and 6 blade fan. I'm still thinking of buying the overflow reservoir from Fusicks. Right now I have the "generic" one that Year One sells - it works. BTW I also bought the lower air dam side diverters, so I'll probably drop the front bumper when I'm doing this. Might as well, cause it also makes it easier to install the new grilles too. Looks like you took the time to carefully redo your rad support and braces in satin. You do awesome work and it shows so well. No wonder Sandy wants you so badly....
Old Nov 21, 2009 | 09:38 AM
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The Fusick ones have holes drilled [ one centered / one off center] and come with the plastic round push clips.
Old Nov 21, 2009 | 09:44 AM
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Originally Posted by Bluevista
If you saw the pic of my seal in the thread Jamesbo linked to it's a '71 350 w/AC and they're 3 inches wide.
Mine are original and the one on the pass. side is notched for the AC lines.
I think the green metal push pin clips were used up to 1970?, mine are the plastic type and are original.


WTH, here's the pic.



Hey Jamesbo, I got the "thing" you sent me.
Thanks again.
I'm going to go try it as soon as I drag my butt off the computer and will report my test results back to you.
Citcapp got his too. I sent Sandy one but haven't heard from her.

After you try it .......................start a thread. I really like it but I will leave it up to the "Show Ponies"
Old Nov 21, 2009 | 02:03 PM
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thanks for all the replies! looks like I'll work up an order for Fusick. I have the originals that were hanging down from the bottom fastener, but they're deformed and brittle.
Old Nov 30, 2009 | 04:31 AM
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EUREKA!!! Now I know where that darned thing goes.
Old Nov 30, 2009 | 05:30 AM
  #16  
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be aware the Fusick catalog is incorrect concerning description vs application of the Radiator Shroud seals. the seals listed for non AC cars are actually for autos with AC and vise versa. I didn't do any measuring of the original seals before I ordered, I just went by catalog application and they are wrong.
Old Nov 30, 2009 | 10:48 AM
  #17  
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Originally Posted by Blk71SX
be aware the Fusick catalog is incorrect concerning description vs application of the Radiator Shroud seals. the seals listed for non AC cars are actually for autos with AC and vise versa. I didn't do any measuring of the original seals before I ordered, I just went by catalog application and they are wrong.

How so?

Please elaborate
Old Nov 30, 2009 | 03:32 PM
  #18  
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trimming wouldn't be a problem, it's the stretching that is!





the new ones are 2" too short between the mounting holes
Old Nov 30, 2009 | 06:06 PM
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Originally Posted by Blk71SX
trimming wouldn't be a problem, it's the stretching that is! the new ones are 2" too short between the mounting holes
Have you talked to fusicks about this? Hopefully they can send you the right ones since it's their oops.
Old Dec 1, 2009 | 03:59 AM
  #20  
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Mine from Fusick's fit fine. Are you sure you're using the right lower holes?
Old Dec 1, 2009 | 05:02 AM
  #21  
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Originally Posted by Jamesbo
Mine from Fusick's fit fine. Are you sure you're using the right lower holes?
they are 2" shorter than the originals, look at the pic
Old Jan 17, 2010 | 07:22 PM
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I see this is an old thread/couple months, but I made my own out of EDPM. The black push pins you can get at Ace Hardware for .20 cents eh.
And I made a pair of these bumper baffles.

Last edited by hamm36; Dec 30, 2010 at 08:05 PM.
Old Jan 17, 2010 | 08:30 PM
  #23  
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Originally Posted by hamm36
I see this is an old thread/couple months, but I made my own out of EDPM. The black push pins you can get at Ace Hardware for .20 cents eh.
And I made a pair of these bumper baffles.
Ok, I give up. What is EDPM?
Old Jan 17, 2010 | 10:00 PM
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Originally Posted by Allan R
Ok, I give up. What is EDPM?
Sorry, EPDM
EPDM rubber (ethylene propylene diene Monomer (M-class) rubber),[1][2] a type of synthetic rubber, is an elastomer which is characterized by wide range of applications.The E refers to Ethylene, P to Propylene, D to diene and M refers to its classification in ASTM standard D-1418
Old Jan 18, 2010 | 04:21 AM
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EPDM is classified as a closed cell rubber sponge material.

Masticated rubber is the correct material for radiator seals, A frame seals, splash shields, baffles.
You can get it from Restoration Specialties by the sheet.
Old Jan 18, 2010 | 05:56 AM
  #26  
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It's also used in commercial roofing. Check roofing supply outfits or call commercial roofing companies for trash pieces
Old Jan 18, 2010 | 04:49 PM
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Originally Posted by Bluevista
EPDM is classified as a closed cell rubber sponge material.

Masticated rubber is the correct material for radiator seals, A frame seals, splash shields, baffles.
You can get it from Restoration Specialties by the sheet.
Does masticated rubber have better heat resistance or life? Not sure, I'll have to look, but aren't there fibres in the radiator seal material too? If this stuff isn't really expensive, it would be worth buying a sheet, getting a template and making new seals for everyone.
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