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radiator recore

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radiator recore

Posted: 8/17/23 2:06pmMessage 1 of 14
C
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Had a catastrophic failure on my big block with oil and radiator fluid intermixed. Had to get flushed and was told I need th radiator re-cored due to leaks that showed up after the flush. What would be a fair price for such an endeavor?

Thanks!

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Re: radiator recore

Posted: 8/17/23 2:17pmMessage 2 of 14
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Eagleville, PA - USA
Joined: 11/1/2001
Posts: 27306
Vette(s): Used to own a 1979 Corvette now owned by JB79

I have not personally had to do this, but costs seem to vary widely.  So I would say shop around, get prices and compare recore price to replacement (if that is a viable option for your Vette).

-Adam Wartell
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Founder: Vette Registry 

My first Vette, now owned by JB79:

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Re: radiator recore

Posted: 8/18/23 6:56amMessage 3 of 14
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Huntsville, AL - USA
Joined: 11/15/2003
Posts: 858
Vette(s): 1971 convertible,375 HP 350ci,Muncie 4-speed,Edelbrock aluminum heads and RPM air-gap manifold,HEI distrubiter - old school mechanical tach drive. LOUD side exhaust!
I have no experience with a recore, but here's what I would do if I was in that situation. I would buy a new Dewitt's radiator. You just don't mess around with cooling.
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Re: radiator recore

Posted: 8/18/23 10:52amMessage 4 of 14
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Burke, VT - USA
Joined: 1/23/2002
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Vette(s):
SOLD - "The Toy" - '70 Convertible
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"BLUBYU" - '04 Coupe

Best to check around at reputable radiator shops for a price as was mentioned there can be a range.

If a replacement is in order look for one with a copper core.  While aluminum ones may be lighter my mechanic contends that one with a copper core does a better job of heat transfer.

Jim Olson 

"The Toys"...!!!  Save the Wave!

Where I've been in a Corvette...!!!

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Re: radiator recore

Posted: 8/18/23 11:44amMessage 5 of 14
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Grapevine, TX - USA
Joined: 8/26/2006
Posts: 1537
Vette(s): 1972 LT-1 convertible with factory air. 2017 Black Rose Grand Sport M7 convertible.

From the DeWitt's website.

Copper has better thermal conductive properties than aluminum and that is why many people ask this question. The fact is, older copper radiators are made up of (4) four different materials, not just copper. The copper tubes are bonded to the fin with solder (lead) and that has very poor conductive properties. The tanks are made of brass and the side channels are steel. An aluminum radiator is 100% aluminum and the tubes are much wider and closer together (shorter fin height) than the older copper units. As a result, you have more tube-to-fin contact and that is what removes heat.

   

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Re: radiator recore

Posted: 8/18/23 11:58amMessage 6 of 14
m
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Equinunk, PA - USA
Joined: 10/31/2007
Posts: 2570
Vette(s): 1972 conv, 4-speed, 350, 200hp, numbers match, rally wheels, war bonnett yellow w/white top. good condition, nice driver.

It's been a long time since 1969. The radiator has served you well. "Be Cool" ,  "Dewitts" , Corvette America can make you one. The new one will give you peace of mind when 195 shows on the gauge. It very well may cost you a significant amount of money opposed to new to recore.  

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Re: radiator recore

Posted: 8/21/23 3:25pmMessage 7 of 14
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West Haven, CT - USA
Joined: 5/3/2022
Posts: 36
Vette(s): 1968 Coupe L36

I just had mine done as I am having the engine rebuilt and same as you when they went to flush it and clean it leaks, had it recored 4 row copper with my tanks and top and bottom so basically looks factory, totaled $850.00

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Re: radiator recore

Posted: 8/21/23 4:36pmMessage 8 of 14
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Grapevine, TX - USA
Joined: 8/26/2006
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Vette(s): 1972 LT-1 convertible with factory air. 2017 Black Rose Grand Sport M7 convertible.

That's pretty close to a brand new DeWitts all alumimun black painted big block radiator, and it cools 30% better.



|UPDATED|8/21/2023 4:36:45 PM (AZT)|/UPDATED|

   

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Re: radiator recore

Posted: 8/21/23 5:05pmMessage 9 of 14
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West Haven, CT - USA
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Vette(s): 1968 Coupe L36
F4Gary said:

That's pretty close to a brand new DeWitts all alumimun black painted big block radiator, and it cools 30% better.


yes but I wanted to keep car with original  components and it didn’t come with aluminum 



|UPDATED|8/21/2023 5:05:24 PM (AZT)|/UPDATED|
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Re: radiator recore

Posted: 8/21/23 6:14pmMessage 10 of 14
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Grapevine, TX - USA
Joined: 8/26/2006
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Vette(s): 1972 LT-1 convertible with factory air. 2017 Black Rose Grand Sport M7 convertible.

It's painted black. You can't tell the difference.

   

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