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Technical Starter stud

Discussion in 'The Hokey Ass Message Board' started by topher5150, May 18, 2021.

  1. topher5150
    Joined: Feb 10, 2017
    Posts: 3,755

    topher5150
    Member

    So I got a little excited and tried taking the nut off the starter to hook up the power wire and the stud started t turning with the nut. Am I up the creek or can I turn it back in?

    Sent from my moto z4 using The H.A.M.B. mobile app
     
  2. sdluck
    Joined: Sep 19, 2006
    Posts: 3,332

    sdluck
    Member

    You want to give us some kind of idea what kind of starter it is and what's it on

    Sent from my SM-J737T using The H.A.M.B. mobile app
     
    squirrel likes this.
  3. topher5150
    Joined: Feb 10, 2017
    Posts: 3,755

    topher5150
    Member

  4. brading
    Joined: Sep 9, 2019
    Posts: 832

    brading
    Member

    Chances are if you try to retighten the it will just turn the stud the other way. What I would do is take the starter off, carefully cut the nut off without damaging the thread. Clean up the thread so a new nut would wind on as normal. then bench test the starter to see if it is ok. If you have barely turned the siezed nut you should be ok.
     
  5. squirrel
    Joined: Sep 23, 2004
    Posts: 59,931

    squirrel
    Member

    Can you remove the cover, and look at what's going on? That's how I'd approach the problem.

    And you'll probably find that the stud is a bolt, with a square head or some tangs, and it's slipping on the thing that is supposed to keep it from turning.
     
  6. sdluck
    Joined: Sep 19, 2006
    Posts: 3,332

    sdluck
    Member

    Sorry my magic wand is out for repairs?What kind of starter is this? Factory or aftermarket?
     
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  7. Mr48chev
    Joined: Dec 28, 2007
    Posts: 35,977

    Mr48chev
    ALLIANCE MEMBER

    Add in what year of engine and what it originally came out of if you know. Better info gets far better answers far faster.
    A photo of the starter wouldn't hurt either as then we know what page we are on and can give the right answer.
     
  8. topher5150
    Joined: Feb 10, 2017
    Posts: 3,755

    topher5150
    Member

    The engine is mid 80s the starter and trans are early-mid 70s Ford.

    Lots of swapmeet parts, and parts people had laying about so making a lot of scientific wild-*** guesses
     
    Last edited: May 20, 2021
  9. onetrickpony
    Joined: Sep 21, 2010
    Posts: 859

    onetrickpony
    Member
    from Texas

    Too many different types of Ford starter to really give any advice. Pictures would help.
     
  10. squirrel
    Joined: Sep 23, 2004
    Posts: 59,931

    squirrel
    Member

    I can imagine exactly what the starter looks like...but keep in mind folks, this is NOT his starter, this is a picture I took off the internet, of the starter I think he has, based on his description.

    starter.jpg
     
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  11. See if you can hold the top of the stud, and tighten up the jam nut, to hold everything tight.
     
    Truck64 likes this.
  12. topher5150
    Joined: Feb 10, 2017
    Posts: 3,755

    topher5150
    Member

    That's the one...don't know why my pic didn't show up just realized that lol
     
  13. 30dodge
    Joined: Jan 3, 2007
    Posts: 498

    30dodge
    Member
    from Pahrump nv

    I have worked on a few Fords that the stud was broken and the lock nut was used to hold the cable on.
     
  14. Bob Lowry
    Joined: Jan 19, 2020
    Posts: 1,603

    Bob Lowry

    That's what I would do..also I have used a pair of vice grips clamped onto the very end to the threads,
    and pulled it hard upward (outward) while either trying to tighten the jam nut or to get the cable nut off.
     
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  15. BamaMav
    Joined: Jun 19, 2011
    Posts: 6,969

    BamaMav
    Member Emeritus
    from Berry, AL

    Throw it away and get one of the new permanent magnet starters off a Explorer or a V6 or V8 Tbird. Smaller and lighter, takes up less space and is stronger. It has a solenoid on top like a Chevy starter, you wire it the same way with the hot lead going to the fenderwell solenoid and the exciter wire going to the hot lead.
     
  16. Truck64
    Joined: Oct 18, 2015
    Posts: 5,325

    Truck64
    Member
    from Ioway

    If the starter is good I'd want to use it before throwing it away. Maybe if @BamaMav is buyin'. :)

    The stud connector does need to be physically & electrically tight, a whole metric ****load of current flows through that, maybe 100 amps DC.
     
  17. Wrench97
    Joined: Jan 29, 2020
    Posts: 685

    Wrench97

    And the insulators need to be in place, if either is missing or damaged it will be a direct short to ground :)
     
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  18. Budget36
    Joined: Nov 29, 2014
    Posts: 15,303

    Budget36
    Member

    How far did the stud turn?
     
  19. topher5150
    Joined: Feb 10, 2017
    Posts: 3,755

    topher5150
    Member

    I don't even think a full turn
    Sent from my moto z4 using The H.A.M.B. mobile app
     
  20. Doublepumper
    Joined: Jun 26, 2016
    Posts: 1,808

    Doublepumper
    Member
    from WA-OR, USA

    Split a nut with a hacksaw, thread it on, clamp it with vise grips, tighten jam nut, test.
     
  21. Budget36
    Joined: Nov 29, 2014
    Posts: 15,303

    Budget36
    Member

    Would probably still be good then. I spun the lug on my tractors starter once before I noticed it as well. I took it apart and had to re attach the braided strap that broke on the inside. Been many years but did teach me a lesson. Lol
     
  22. BamaMav
    Joined: Jun 19, 2011
    Posts: 6,969

    BamaMav
    Member Emeritus
    from Berry, AL

    I paid $10 at pull a part for the last one I bought. I’ll never use the old style again if I can get the new style. Just the 5# or so lighter it is makes it worth it, not to mention how much better it turns the motor over.
     
    Truck64 likes this.
  23. Beanscoot
    Joined: May 14, 2008
    Posts: 3,637

    Beanscoot
    Member

    This problem is also common on solenoids. The main reason is that the cheapskates who specify the materials decide that a copper cable terminal is best held onto a copper alloy stud / bolt with a steel nut....
    Which rusts, exacerbated by the dissimilar metals present. So it will often cause the problem Topher has, or the extra resistance will cause excess heat and burn the bakelite around the connection.
    Or, the whole shebang turns in the bakelite and busts it up into small pieces.

    I bought some br*** "half nuts" which are the same dimensionally as the steel originals to replace them. I use a bit of silicone grease when ***embling.
     
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