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Leaky Radiator .. It's Always Something.

Discussion in 'Early CJ5 and CJ6 Tech' started by radshooter, Jan 23, 2019.

  1. radshooter

    radshooter Member

    I finally had a chance to make up my new battery cables and get them installed. Also cleaned up some wiring in the engine bay. Started the CJ to make sure everything was hooked up and let it idle for a few minutes then shut it off.

    When I got out to shut the hood, I noticed the motor was wet on top, and water drops had sprayed everywhere. Started it back up and took a closer look. Found several pinholes in the radiator that weren't there a couple months ago when I parked it to work on it.

    Oh well. Seems like there is always something to do to the old gal. Going to try to make some calls today and see if there are any radiator shops within driving distance.
     
  2. Twin2

    Twin2 not him 2024 Sponsor 2023 Sponsor 2022 Sponsor

    from what I have seen price wise to re-core around here
    your better off to by a replacement . good luck
     
  3. PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    I can't speak to local pricing or services.

    But in my experience the OEM radiators were heavier duty and often can be easily repaired - and last decades longer than flimsy modern replacements.
     
  4. colojeepguy

    colojeepguy Colorado Springs

    x2
    Better to repair an old one unless it's just rotted away to nothing.
     
    Rick Whitson likes this.
  5. Alan28

    Alan28 Well-Known Member 2022 Sponsor

    Unpleasant, but things happen. The problem is that when your repair a radiator, other holes can appear some time later. It depnds on what kind of work is done.
     
  6. Rick Whitson

    Rick Whitson Detroit Area 2024 Sponsor 2022 Sponsor

    I had my radiator re cored at a place by me that has been around forever, as I remember it wasn't too expensive, and it came back looking like a new one. I think the older one repaired is better what I have seen in the new ones. Good Luck
     
  7. sterlclan

    sterlclan Member 2024 Sponsor 2022 Sponsor

    If you need a replacement spectra makes gas tanks and radiators I have had good luck with both.
    they are Canadian made.
     
  8. 71CJ54WD

    71CJ54WD Sponsor

    My lower tank looked horrible on one side. Lots of JB weld. Cleaned, fluxed (super important step), and brazed with lead. If you have any 16oz copper laying around you can even fashion a patch. Someone had JB'd over pinholes and a HUGE slash but the brazing takes care of that. Might want to pull it and try. Make sure to sand the damaged area bright and use lots of flux.
     
  9. radshooter

    radshooter Member

    Thanks everyone. I think the leak is coming from the core, not the tanks. That is where the discoloration is and I saw drops of water forming there while I watched. Almost right square in front of the fan.

    I got a couple quotes this morning. One would only say $45 minimum, and the other ballparked $120 to $150 for the whole job. I texted a car guy friend near them to see if he had any recommendations for a shop. Still waiting to hear from him.

    I did see a new radiator on Walcks website for nearly $400.
     
  10. 71CJ54WD

    71CJ54WD Sponsor

    $150 for a core replacement would be downright cheap around my parts. I wouldn't hesitate to have it done for that price - but you don't mention if that price is a recore or a patch on the core. I've had good luck with the aluminum replacements...even though they're paper thin. Champion is my brand of preference but I just checked their catalog and didnt see one for a 1963
     
  11. gunner

    gunner Member

    It's not out of line for the shops to give you very basic minimums or ballpark figures. My first job as a young guy was driving for an old shcool radiator shop. It was not uncommon at all for one of the techs to open a radiator up and find it was shot or in need of a lot of work. Worst thing was for them to try to help out a customer by significant repair work when the thing really should have been re-cored.

    I read recently that with electronic ignition and fuel injection that cooling system problems are the #1 reason now for breakdowns, rather than ignition or fuel problems.
     
  12. radshooter

    radshooter Member

    Hopefully, if the weather holds this weekend I can get it drained and removed so I can take it in Monday on my day off.

    Removal looks pretty straight forward. Any tricks I need to know about?

    Thanks again, everyone.

    Also, thanks to whomever changed the thread title. I probably could have been more descriptive.
     
    Focker likes this.