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Technical Radiator hose?

Discussion in 'The Hokey Ass Message Board' started by Jim Casey, Aug 23, 2022.

  1. Jim Casey
    Joined: Dec 14, 2021
    Posts: 19

    Jim Casey

    Hello again. Been a while. Making progress on my 29 ford project. Trying to figure out radiator hoses for a small block Chevy application. I have an aluminum radiator with the inlet and outlet in the standard chevy locations. Thanks for any suggestions
     
  2. harpo1313
    Joined: Jan 4, 2008
    Posts: 2,589

    harpo1313
    Member
    from wareham,ma

    Make a pattern out of some defroster hose and study the rack at the parts joint. Also use one with wire loop on the bottom hose so it won't collapse.
     
  3. TA DAD
    Joined: Mar 2, 2014
    Posts: 1,621

    TA DAD
    Member
    from NC

    The parts guy can pull up the pictures of all the hoses based on the diameter of the ends. Then all you have to do is scroll through and find what you need.
     
  4. continentaljohn
    Joined: Jul 24, 2002
    Posts: 5,871

    continentaljohn
    Member

    Try Napa 7209 and 7286 and you should be good
     
    Cosmo49 likes this.
  5. squirrel
    Joined: Sep 23, 2004
    Posts: 59,971

    squirrel
    Member

    gates 20380 and 20345

    application for them is 65 Chevy Belair with 283
     
    Just Gary likes this.
  6. jimmy six
    Joined: Mar 21, 2006
    Posts: 17,084

    jimmy six
    ALLIANCE MEMBER

    If your a chrome guy look in the plumbing department of a hardware store. I also use emt from the electrical department. Just use rubber ends with hose clamps. My automotive store has radiator hoses hanging. I buy the ones with the most bends..
     
    clem likes this.
  7. Look up Gates I believe, has an online illustrated guide sorted by size (I.D). It shows the length and shape of each one and to be 99% sure of what it looks like I'll put the number into Google images......the last 1% is having it in your hands.
     
    lothiandon1940 likes this.
  8. goldmountain
    Joined: Jun 12, 2016
    Posts: 4,859

    goldmountain

    Dayco 70155 lower hose. I just replaced my upper hose since I changed intake manifolds and tried a new trick. I took a picture of the engine and rad with my digital camera and brought it with me to the parts store. Way easier than towing the car there.
     
  9. MCjim
    Joined: Jun 4, 2006
    Posts: 1,379

    MCjim
    Member
    from soCal

    Cheap, guaranteed to fit...and period correct!
    [​IMG]
     
  10. 5window
    Joined: Jan 29, 2005
    Posts: 9,990

    5window
    Member

    Sent you a PM
     
  11. catdad49
    Joined: Sep 25, 2005
    Posts: 7,049

    catdad49
    Member

    These worked for me. Dayco 72072 and 70445.
     
  12. HOTRODPRIMER
    Joined: Jan 3, 2003
    Posts: 64,771

    HOTRODPRIMER
    ALLIANCE MEMBER

    I keep a couple of VW aluminum flexible heater ducts around for figuring out the shape of the radiator hoses. works like aa charm. HRP

    [​IMG]
     
  13. blue 49
    Joined: Dec 24, 2006
    Posts: 2,131

    blue 49
    Member
    from Iowa

    ^^^^ I only have1, but I have used for years and several builds.

    Gary
     
  14. '49 Ford Coupe
    Joined: May 19, 2011
    Posts: 1,351

    '49 Ford Coupe
    Member

  15. lothiandon1940
    Joined: May 24, 2007
    Posts: 32,423

    lothiandon1940
    Member

    Moriarity, clem and Just Gary like this.
  16. Mr48chev
    Joined: Dec 28, 2007
    Posts: 36,001

    Mr48chev
    ALLIANCE MEMBER

    Flexible cardboard defroster duct, metalized heat riser duct or the VW heater ducts all work great to get the exact shape you want that you then take to the parts house and find hoses that you can cut sections out of to get your just right shape.

    Just like everyone else I have used flex hoses in the past, but they still scream that ;I didn't want to take the time to do it right" and now they are usually more expensive than the molded hoses that you can cut up.
     
  17. 57 Fargo
    Joined: Jan 22, 2012
    Posts: 6,194

    57 Fargo
    Member

    I have no problem using the flex ones, I find it is only other people who care.
     
  18. The universal ones only work in certain situations, too much of a bend and will kink as they warm up.
     
  19. 5window
    Joined: Jan 29, 2005
    Posts: 9,990

    5window
    Member

    True. But I spent hours and hours searching parts houses for a section of hose to replace what I needed. My 350 Chevy in a '31 A coupe has a lower hose connection that drops and twists in just a few inches. It took 10 minutes to fit a Kool-flex hose section. If it's street-roddy, too damn bad, it got the car on the road.
     
  20. lothiandon1940
    Joined: May 24, 2007
    Posts: 32,423

    lothiandon1940
    Member

    ...I hope you at least painted it black.;)
     
    Tman likes this.
  21. brading
    Joined: Sep 9, 2019
    Posts: 833

    brading
    Member

    Last edited: Aug 24, 2022
    lothiandon1940 likes this.
  22. 5window
    Joined: Jan 29, 2005
    Posts: 9,990

    5window
    Member

    Nah. If you're gonna sin, hold your head up high. :)
     
    lothiandon1940 and HOTRODPRIMER like this.
  23. Mr48chev
    Joined: Dec 28, 2007
    Posts: 36,001

    Mr48chev
    ALLIANCE MEMBER

    I used to save old hoses and belts that weren't all messed up to cut and fit for the show and tell example to take to the parts house. I learned that from a customer when I worked evenings in a parts house. Toss them in a box under the bench when I replaced hoses and find a likely candidate and start cutting when I wanted to fit a hose then off to the parts house hoping that I remembered what the donor came off. Belts, just cut in two, fit, trim to length and off to the parts house belt in hand.
     
    38Chevy454 likes this.
  24. lothiandon1940 and TA DAD like this.
  25. Tman and lothiandon1940 like this.
  26. 38Chevy454
    Joined: Oct 19, 2001
    Posts: 6,787

    38Chevy454
    ALLIANCE MEMBER

    I do the same. Have a bunch of old hoses that I can cut and piece together to make the hose I need. I even use hose clamps and an inner metal sleeve so they stay in shape for the car trying to fit. Then go to a decent local auto parts and ask to look in the hoses section. Compare that to what I made up. Sometimes the new hose has extra bend or length on the end, just cut that off to get what you need.

    Once you figure out what you used, save that number so future you can get the same without going through the process again. I prefer the molded hoses over the ribbed flex hoses. Just cleaner to me to use a molded fit hose. Most times i have no idea what the original hose was used on, I just save the number in my folder of receipts and information for the car.
     
    Tman likes this.
  27. 5window
    Joined: Jan 29, 2005
    Posts: 9,990

    5window
    Member

    I didn't use the chrome sleeves, just the pipe and black rubber connectors. Mine was USA made chrome over copper tubing. Inglese Coolflex, but I don't think they are around any longer. I appreciate your hate, but it's not your car. And, since this is the HAMB, I don't need to go further. Just one solution I used.
     
    57 Fargo likes this.
  28. No worries, but going back to the 80s those things bugged me, along with some of the other Inglese products offered. His Weber carb setups were cool. In the last couple decades most of those hose setups came from knockoff China importers.
     
    5window likes this.

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