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Help with Radiator for 74 RC, Factory BB with A/C #1866255
07/08/15 12:09 AM
07/08/15 12:09 AM
Joined: Jan 2003
Posts: 5,783
Corpus Christi, TX
shanker Offline OP
master
shanker  Offline OP
master

Joined: Jan 2003
Posts: 5,783
Corpus Christi, TX
I'm trying to find a radiator and keep coming up short.

OEM Replacement/New Radiators for Factory Big Block Trucks with A/C are not available (Haven't been for 10 years from what I've read on RamChargerCentral)

I dropped the radiator that was in my truck off at the local radiator shop, tested full of pinholes and they don't think that even if they soldier them up it'll last long at all.

The factory radiator for Big Block trucks with A/C has a 21.5" Core Height that's 26" wide and Inlet/Outlet on passenger side.


My option is to spend 480 dollars on a 3 row re-core (which I'm hesistant to spend that kind of $ on considering it's not even the OE radiator and no part #'s or pentastar on the top tank).

or..

I've looked at these:

Spectra CU506 ( 1" shorter than OE radiator and only a 2 core; fitment seems to be *usable/workable*)

http://ecat.spectrapremium.com/prod/CU506

Champion CC1643 (Only a 16.25" tall core *3 Row* fitment would be *usable/workable*)

http://www.championradiators.com/dodge-charger-26-inch-radiator-1968-1973

Champion CC503 (18.75" tall core *3 row*, but it's 27.63" wide and I think even with the width of the brackets, I could make it work too)

http://www.championradiators.com/dodge-charger-27-inch-radiator-1973-1974


The thing holding me back with the Champion's is that I'm not sure what to do about a radiator fan shroud and I'm NOT going to step up to e-fan's just because I don't need them with a stockish 440 in a truck.

Anyone have any other ideas or thoughts?


The Federal Government has not yet learned that you cannot legislate morality 1970 Coronet R/T FF4/FF8/V85/V1G 440/Auto/3.23 1970 Coronet R/T FK5/FK5/V8W/V1W 440/Auto/3.55 1970 Super Bee TX9/TX9/V8W/N96 383/Auto/3.91 1975 Duster 360 VS29L5 Daily Driver
Re: Help with Radiator for 74 RC, Factory BB with A/C [Re: shanker] #1867318
07/09/15 06:15 PM
07/09/15 06:15 PM
Joined: Mar 2005
Posts: 1,373
Rancho Cucamonga, CA
D_C Offline
pro stock
D_C  Offline
pro stock

Joined: Mar 2005
Posts: 1,373
Rancho Cucamonga, CA
How about this? Though they want between $600 and $720 or so:

http://www.usradiator.com/dodge-truck-1974-78-v8-383-440-radiator.html

Dodge Truck, 1974-78 V8 383/440 Radiator
NOTE: 1/2-1 Ton, Original Core 21" Tall x 26" Wide

FOR PART NUMBER AND PRICING, SEE BELOW.
Product Specs
Make / Model Dodge Truck
Year(s) 1974-78
Engine V8 383/440
Notes 1/2-1 Ton, Original Core 21" Tall x 26" Wide
Material Copper/Brass
Available Cores Standard Automotive
High Efficiency
Optima
Core Size 21 x 26
Available Rows 4
Cooler Size 12x1/8 NPT
Flow Type Downflow
Inlet Size 1-1/2"
Outlet Size 1-3/4"
Email to a Friend | Add to Compare
Dodge Truck, 1974-78 V8 383/440 Radiator


Re: Help with Radiator for 74 RC, Factory BB with A/C [Re: D_C] #1867323
07/09/15 06:24 PM
07/09/15 06:24 PM
Joined: Mar 2005
Posts: 1,373
Rancho Cucamonga, CA
D_C Offline
pro stock
D_C  Offline
pro stock

Joined: Mar 2005
Posts: 1,373
Rancho Cucamonga, CA
Or from LMC. They have one listed (55-4392) for a 1980-83 with 318/360 engine (though it is not listed for RB engine, it might still fit and function) may have the correct dimensions for $309:

http://www.lmctruck.com/features/dc/DCRR.htm

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Re: Help with Radiator for 74 RC, Factory BB with A/C [Re: shanker] #1867533
07/10/15 01:04 AM
07/10/15 01:04 AM
Joined: Jun 2010
Posts: 206
foristell mo
S
serano Offline
enthusiast
serano  Offline
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Joined: Jun 2010
Posts: 206
foristell mo
I have 2 one is a 400 and the other is 440,same radiator 309 is not a bad price. With shipping you might be close to that. But it you want OEM I have these.

Re: Help with Radiator for 74 RC, Factory BB with A/C [Re: serano] #1868194
07/11/15 12:51 PM
07/11/15 12:51 PM
Joined: Jan 2007
Posts: 7,664
IN
A
ahy Offline
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ahy  Offline
master
A

Joined: Jan 2007
Posts: 7,664
IN
I have recently done a radiator on a 70's Brand F PU. Twice. First time was a parts store "extra cooling 3 core". I guess those 3 cores were not very thick and temp would creep up on a hard pull. Did it again with a 4 row Champion and works well (stock shroud fits in this application).

Point is, better/cheaper to get a good one first time. With no specs like tube diameter and core thickness I'd be a bit concerned about the LMC offering. I bet the re-core, if done with a high efficiency core, would be fine.







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