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Technical Help ID'ing this Spindle mounted disc brake stuff

Discussion in 'The Hokey Ass Message Board' started by '52 F-3, Apr 5, 2025.

  1. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    Just picked up this setup. It looks like a lot of it was once chrome plated at one time.
    Anyone recognize? Supposed to fit 42 -48 Ford spindles, will be testing this evening.

    20250405_075337.jpg

    20250405_075322.jpg
    20250405_075314.jpg
    20250405_075303.jpg
     
    Just Gary likes this.
  2. Hollywood-East
    Joined: Mar 13, 2008
    Posts: 2,081

    Hollywood-East
    Member

    Look like Hurst GoKart calipers..
     
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  3. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    better pic of calipers...
    20250405_075310.jpg
     
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  4. squirrel
    Joined: Sep 23, 2004
    Posts: 58,948

    squirrel
    ALLIANCE MEMBER

    slightly different design from this one, but it does look similar

    H-Adual.jpg

    and generally they put their name on their stuff.
     
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  5. 1971BB427
    Joined: Mar 6, 2010
    Posts: 9,591

    1971BB427
    Member
    from Oregon

    The rotors look a little heavier than what I see on go karts, but calipers sure look like Hurst Aireheart stuff. Probably car rotors by Hurst also. Nostalgia buffs love the old Hurst stuff.
     
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  6. Dave G in Gansevoort
    Joined: Mar 28, 2019
    Posts: 3,347

    Dave G in Gansevoort
    Member
    from Upstate NY

    It appears your shop superintendent doesn’t approve of the setup. Send it to me, I’ll be sure that it doesn’t upset him anymore…

    Hey I had to try
     
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  7. Fordors
    Joined: Sep 22, 2016
    Posts: 6,212

    Fordors
    Member

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  8. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    casting looks likes the AIRHEART, cleaning up tonight...

    Screenshot_20250405_141834_Samsung Internet.jpg Screenshot_20250405_141913_Samsung Internet (1).jpg
     
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  9. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    So, I'm thinking this isn't a mass-produced unit. Calipers have a little W inside what looks like the state California cast mark. The caliper mounting brackets, dust caps, rotor mounting hubs all have tool marks. Also looks like everything was Chrome plated, painted black and silver. Decided to let calipers soak a day before trying to push the pistons out.
    20250405_170119.jpg 20250405_181232.jpg 20250405_181620 (1).jpg
     
    Just Gary likes this.
  10. patsurf
    Joined: Jan 18, 2018
    Posts: 1,928

    patsurf

    is the w for 'winters' foundry?
     
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  11. jamesgr81
    Joined: Feb 3, 2008
    Posts: 299

    jamesgr81
    Member

    The W is probably Weiand Foundry.
     
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  12. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

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  13. patsurf
    Joined: Jan 18, 2018
    Posts: 1,928

    patsurf

    yes--great call
     
  14. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    I've got a mess going on here, black paint under thick grey paint... Chrome plated aluminum Hubs and Stainless Spokes are going to look great, but Rims aren't looking so good.

    20250406_124742.jpg

    Screenshot 2025-04-07 080904.png
     
    Last edited: Apr 7, 2025
  15. gary macdonald
    Joined: Jan 18, 2021
    Posts: 429

    gary macdonald
    Member

    I had these on an old altered . Problem , like many early calipers , the seal is on the piston . Whick means the sealing surface is on the caliper aluminum surface . Easy back in the dat , the bare calipers were $20 . Now you’re going to resleeve the calipers if pitted . I haven’t checked if they’re repops being made . Any shop that does the vette calipers should be able to do these .
     
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  16. Hollywood-East
    Joined: Mar 13, 2008
    Posts: 2,081

    Hollywood-East
    Member

    I was sniffing around on kart/Hurst, These guy's came up, Do all kinds of vintage stuff.. I'd bet they can hook you up.. Screenshot_20250406_161929_Google.jpg
     
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  17. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    Would you believe each caliper has 34 pieces? All the pistons were stuck really tight, later realized it was due to pucks mushrooming. Maybe from a lot of heat?

    20250407_122620.jpg 20250407_122032.jpg 20250407_122527.jpg
     
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  18. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    Still cleaning laced (wire)wheels, I'm pretty sure they were made by "Hallcraft" but can't find a exact example. Got new O-rings/seals from a local hydraulic shop, they have an old school parts desk with tons of knowledge. They have build a few perfect "kits" for me over the years.

    20250410_103818.jpg 20250410_104434.jpg
     
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  19. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    These wheels are being a pain to clean up. I now also think wheel hub is solid stainless steel.
    20250413_111541.jpg 20250413_115850.jpg
     
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  20. alchemy
    Joined: Sep 27, 2002
    Posts: 22,137

    alchemy
    Member

    Are you going to take the wheels apart and rechrome the rim?
     
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  21. Mitchell Rish
    Joined: Jun 10, 2007
    Posts: 2,245

    Mitchell Rish
    Member
    from Houston MS

    Try CLR in a tray and let the wheel/rim sit in it. Rinse and repeat. I’ve seen orange cleaner /mixed with Awsome from Dollar Tree. Worked well on the chrome stuff from my 57. Not perfect but cleaned it up 300 percent
     
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  22. DDDenny
    Joined: Feb 6, 2015
    Posts: 21,306

    DDDenny
    Member
    from oregon

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  23. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    Thanks for ideas, I did use some old brake fluid which worked pretty well.
    Plan is to just cleanup and either paint rim white or just clear coat once all cleaned/polished up.
    20250413_181716.jpg
     
    Last edited: Apr 14, 2025
  24. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    Cleaned up pretty well, I plan to paint the rim and polish the stainless hubs and spokes. BUT, what color?
    I might just clear coat, but am considering white or red, or red,white &blue .

    20250414_151100.jpg
     
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  25. Fordors
    Joined: Sep 22, 2016
    Posts: 6,212

    Fordors
    Member

    I vote for the clear coat.
     
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  26. '52 F-3
    Joined: Sep 30, 2007
    Posts: 961

    '52 F-3
    Member
    from Central PA

    Ended up clear coating, ready to install on some 42-48 square spindles.
    Fingers crossed for true and close to balanced.
    20250416_142725.jpg
     
  27. Dave G in Gansevoort
    Joined: Mar 28, 2019
    Posts: 3,347

    Dave G in Gansevoort
    Member
    from Upstate NY

    Those came out looking pretty darn good.
     

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