Any aluminum radiators that don't crack annually?

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ls1frc

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Finally going to fix this problem as it's warm enough outside to work on the truck

I am ditching the aluminum and never going back to it

I am still confused as to what to buy

Gmpartsgiant says 22840116 is my radiator for a 6.2 but it doesn't list the core thickness


Denso has this one as well
 

Geotrash

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Finally going to fix this problem as it's warm enough outside to work on the truck

I am ditching the aluminum and never going back to it

I am still confused as to what to buy

Gmpartsgiant says 22840116 is my radiator for a 6.2 but it doesn't list the core thickness


Denso has this one as well
The GM doesn't list the core thickness, but your OEM radiator should have a 1.3" thick core. The Denso you reference is the closest one to the OEM unit I've found. Almost all of the others I've seen are only 1" thick.

Also, I think @Doubeleive swears by radiator.com

 
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gpracer1

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Last feb 2022 I installed an Alloyworks radiator from Amazon. All aluminum with 3 rows….the core is the same thickness as the tanks. Survived one Phoenix summer so far and me driving Like ahole. And the price was less than half of OEM. Right now I think they are $215
 

Rocket Man

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Last feb 2022 I installed an Alloyworks radiator from Amazon. All aluminum with 3 rows….the core is the same thickness as the tanks. Survived one Phoenix summer so far and me driving Like ahole. And the price was less than half of OEM. Right now I think they are $215
Yay it survived one year…my OEM survived 20 years and still didn’t fail. I put another OEM one in as preventative maintenance, it should last at least another 20 years. If you read the whole thread, the OP has had enough of all aluminum radiators after several of them failing. It seems to be pretty common. Even radiator shops will tell you they fail. I sincerely hope yours lasts but unfortunately it probably won’t.
 
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