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Technical Mallory YA-11A questions

Discussion in 'Traditional Hot Rods' started by Jnotsogordo, Apr 18, 2025.

  1. Jnotsogordo
    Joined: Mar 22, 2023
    Posts: 22

    Jnotsogordo
    Member

    Hey guys I’m looking for information on this thing, I’ve got one that I got with a Model A and I can’t seem to find any info on set up or anything. Before you guys just hit me with the “use the search bar bro” bit I did, here’s what come up, a whole 2 posts and they’re for sale ads.

    please help a brother out here I would love to get this thing up and running soon!
     

    Attached Files:

  2. squirrel
    Joined: Sep 23, 2004
    Posts: 59,983

    squirrel
    Member

    What info are you looking for? It has the point gap on the tag. What else is there to know?
     
  3. Jnotsogordo
    Joined: Mar 22, 2023
    Posts: 22

    Jnotsogordo
    Member

    so just install as normal, and let her rip? Set the engine at TDC, #1 pointed towards the fan? Firing order 1-2-4-3? It looks like it does away with the manual advance from the steering wheel? I’m not sure what questions to ask the pre war stuff is new to me.
     
  4. ClarkH
    Joined: Jul 21, 2010
    Posts: 1,571

    ClarkH
    ALLIANCE MEMBER

    Yes, install as normal. Rotor should point at #1 TDC. Firing order hasn't changed. Set the points; if it's been sitting, drag a little piece of cardboard thought the points to clean them. There's an oiler on the outside--oil it regularly.
     
  5. Jnotsogordo
    Joined: Mar 22, 2023
    Posts: 22

    Jnotsogordo
    Member

    Thank you @ClarkH

    It’s pretty tough to turn, is it easy enough to take apart a little and try to get it to spin easier or are they just tough to turn?
     
  6. G_Don
    Joined: Feb 17, 2017
    Posts: 271

    G_Don
    Member

    Have you searched fordbarn? Or ask in the traditional banger meet thread each month, or ask on fordbarn.

    Not telling you just to do a search but I think that might be a better starting point. I vaguely remember seeing old magazine scans showing how to set those up.
     
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  7. ClarkH
    Joined: Jul 21, 2010
    Posts: 1,571

    ClarkH
    ALLIANCE MEMBER

    It's supposed to spin freely. Mine was bound up when I got it. We dis***embled it, cleaned everything up, it spun nicely after re***embly. Got lucky I guess. If that hadn't worked, would've had to re-bush.
     
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  8. Jnotsogordo
    Joined: Mar 22, 2023
    Posts: 22

    Jnotsogordo
    Member

    @G_Don I haven’t got on ford barn, this is my first Ford and I’ve had luck with obscure things here before with my 52 Buick so figured it would give it a shot!
     
  9. Jnotsogordo
    Joined: Mar 22, 2023
    Posts: 22

    Jnotsogordo
    Member

    @ClarkH was it a pretty easy process? I know that these things are pretty simple, but i only have experience rebuilding OE GM dizzys
     
  10. hotrodA
    Joined: Sep 12, 2002
    Posts: 7,372

    hotrodA
    ALLIANCE MEMBER

    NICE!
    Early cast iron body with the neat cast-in Mallory logo, red cap, single points, all there(?).
    Be careful with that cap, particularly tightening the top half to the bottom of it. It can crack if you ham fist the two screws. Expensive to replace, but there are black ones still out there.
    Lube the rubber seal to make it easier to slid the wires (7MM) through. Wire is stripped only enough (flush) to make contact with sharp points in the bottom half cap. Trash can condenser is equally rare, but a HAMBer makes a replacement.
    Clean it up, check for bushing wear, set gap, install like stock. You could check it on a distributor machine for advance curve. It may have come from a stationary power unit.

    This thread may help.
    https://www.jalopyjournal.com/forum/threads/early-mallory-mystery-help-needed.1325893/#post-15407959
     
  11. ClarkH
    Joined: Jul 21, 2010
    Posts: 1,571

    ClarkH
    ALLIANCE MEMBER

    What @hotrodA said. As far as dis***embly, "easy" is a relative term. I would instead say, "straightforward." If you haven't done one before, the usual caveats apply: go slow, take lots of pictures. Or better, find somebody (in my case, my brother) who's already familiar with the process and can walk you through it in person.
     
  12. 62pan
    Joined: Jun 8, 2008
    Posts: 909

    62pan
    Member

    Hope these show up readable. Not sure how to keep in order.
    20250419_181550.jpg 20250419_181536.jpg 20250419_181615.jpg 20250419_181602.jpg 20250419_181433.jpg 20250419_181512.jpg 20250419_181458.jpg 20250419_181525.jpg
     
  13. hotrodA
    Joined: Sep 12, 2002
    Posts: 7,372

    hotrodA
    ALLIANCE MEMBER

    @62pan

    Thanks for sharing the great info. Thought that I had it, but guess not. Copied and saved.
     
  14. Jnotsogordo
    Joined: Mar 22, 2023
    Posts: 22

    Jnotsogordo
    Member

    Next question, the drive shaft for this thing. Is there one out there? Do I modify the driveshaft from the original? Not sure what to do here, and I don’t want to ruin my original one
     
  15. hotrodA
    Joined: Sep 12, 2002
    Posts: 7,372

    hotrodA
    ALLIANCE MEMBER

    They’re repro’d. Third Gen Automotive has them on the Bay or order direct.
    Are you running a flathead? Should take a stock length.
     

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