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Radiator replacement advice - aluminum?

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Old May 9, 2019 | 07:03 PM
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Default Radiator replacement advice - aluminum?

I have a 2000 C5 couple with 187k miles. I replaced the tranny a few miles back to good to go there. It runs well but the original radiator leaks like a sieve these days. I need advice on the replacement. While I can get OEM for about $90, I've been looking at an aluminum model for $249. Am I crazy for wanting to spend the $249 for aluminum? I realize with the mileage, that might be foolish. Any thoughts on this? TIA.
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Old May 9, 2019 | 07:31 PM
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if the stock one went 187 ???? (is the car modded ??? does it run hot???)
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Old May 9, 2019 | 08:04 PM
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All stock and doesn't run hot.
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Old May 9, 2019 | 08:05 PM
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Yeah, kinda sounds crazy if the original went this far. I just don't care for plastic.
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Old May 9, 2019 | 08:06 PM
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Not sure I replied correctly. It's all stock and isn't running hot. It does sound like the original was very good. I don't like plastic, I guess...
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Old May 9, 2019 | 08:14 PM
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Originally Posted by Boomer54
Not sure I replied correctly. It's all stock and isn't running hot. It does sound like the original was very good. I don't like plastic, I guess...
can't fault you there, just did cam and heads on mine and was going to a aluminum rad, but so far the stock one is working ??? FWIW
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Old May 9, 2019 | 08:21 PM
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You have to figure out if you are going to keep it........or sell it. No point in spending extra money if you are going to sell it. The original worked after 187K,,, the new stock one will work probably better. Just because its new. I like my old 98 convert. and would probably spring for another $150 and get the alunimum. Thats just me. Its up to you....
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Old May 9, 2019 | 09:07 PM
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More expensive doesn’t always mean better. Oem lasted you 187k miles. Gm must be doing something right.
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Old May 10, 2019 | 01:12 AM
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I replaced all the parts for my AC issue and figured while I was in there I’d change the radiator too. I have roughly 93K on my ‘98. I sprung for the aluminum one. My original wasn’t leaking and doing just fine but I did it anyway. Mines mostly stock also but with the AZ heat I figured it couldn’t hurt to have the upgrade.
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Old May 10, 2019 | 09:17 AM
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You can get a new stock one for $90? That's a steal.
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Old May 10, 2019 | 09:27 AM
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Not modded I would go stock, $249.00 seems too cheap for a good Aluminium one.
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Old May 10, 2019 | 10:47 AM
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we spend excess $$$$$ all the time on our Vettes !!!!!! is that not what is required ?????
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Old May 10, 2019 | 11:47 AM
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Originally Posted by Pounder
we spend excess $$$$$ all the time on our Vettes !!!!!! is that not what is required ?????
Pounder, you sir are an inspiration to our community !
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Old May 10, 2019 | 10:12 PM
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Originally Posted by Pounder
we spend excess $$$$$ all the time on our Vettes !!!!!! is that not what is required ?????
I'm fine with spending money for better stuff but a Dewitt’s is $600.00 bucks, a proven upgrade! $249.00 seems too cheap for a quality part and I personally would not go cheap on a radiator......too much at risk and the oem has a proven track record for reliability also. Jmho
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Old May 10, 2019 | 10:17 PM
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Originally Posted by Forcedvert
I'm fine with spending money for better stuff but a Dewitt’s is $600.00 bucks, a proven upgrade! $249.00 seems too cheap for a quality part and I personally would not go cheap on a radiator......too much at risk and the oem has a proven track record for reliability also. Jmho
wife and I went with a sub 300 dollar rad for our C 6 Z06 from E-Bay (highly modded)( Auto X it) and it works great ??? kinda like the the China headers ???
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Old May 11, 2019 | 10:03 AM
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don't buy the cheap Aluminium one's you will not like it i have seen in person that they leak and are sometime's a nightmare to deal with the people you bought it from...in my personal exp. i went with dewitt's and could not be happier awesome customer service and a really top notch product that work's!
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Old May 11, 2019 | 11:20 AM
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Dewitt in mine
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To Radiator replacement advice - aluminum?

Old May 11, 2019 | 11:39 AM
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from years of reading on here, it seems the BeCool, Fluidyne, & SpeedCooling aluminum radiators, while offering better performance potential for a bargain price, tend to be hit or miss. some guys swear by them & others have had nothing but problems (fitment, leaks, customer service, etc).
you'll see mostly raving reviews on the Ron Davis & DeWitts products... but for how much more they are, you'd expect that.

Last edited by _zebra; May 11, 2019 at 11:41 AM.
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Old May 11, 2019 | 12:42 PM
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If you plan to race or autox then go aluminum. Stock works great for everything else, also if you go stock then buy it from a real store and not what or Amazon. I even tried those $50 radiator which did not work.

I end up with ecp aluminum for $290
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Old May 12, 2019 | 08:16 AM
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Unless you plan on a change as to how you use your car, the stock one has lasted 187K miles - I’d say that is a good service record. I would just stick with a stock one.
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