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Technical Removing head studs

Discussion in 'The Hokey Ass Message Board' started by Wheelhorse76, Sep 5, 2023.

  1. Wheelhorse76
    Joined: Sep 2, 2023
    Posts: 15

    Wheelhorse76
    Member

    Hi everyone , first post here so bear with me......
    As far as my flathead ford what is the best (not fastest) way to remove the head studs? I assume using either a double nut or a rotary stud remover with a 1/2" breaker bar . Maybe a little heat ?
     
  2. FritzJr
    Joined: Feb 11, 2007
    Posts: 858

    FritzJr
    Member

    I have had luck by heating each stud individually and melting a bit of candle was against the stud. The wax will flow down the stud and into the threads. Then use a rotary stud remover. The double nut method is more likely to result in a broken stud. Sometimes tightening the stud a bit before trying to remove will help.
     
    Deuces, ken1949car and Wheelhorse76 like this.
  3. ActionYobbo
    Joined: Mar 28, 2022
    Posts: 336

    ActionYobbo
    Member

    Use heat and a stud remover. Get some fender washers and drop them over the studs you want to remove to protect the deck if you slip.
    Heat studs (I found it easiest to do 4 at a time) hit them a few times with a hammer then rip into it.
    Watch this video from around the 12 min mark
     
    Deuces likes this.
  4. '29 Gizmo
    Joined: Nov 6, 2022
    Posts: 1,160

    '29 Gizmo
    Member
    from UK

    Flood with propper penetrating oil (not wd40) leave to soak overnight. Repeat again and again a again. Then try and get the stud out with a stud removal tool.
     
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  5. banjorear
    Joined: Jul 30, 2004
    Posts: 4,768

    banjorear
    Member

    I've used to use a oxy/acetylene torch to get the base of the stud cherry red and then I'd let them cool down naturally.

    Recently, I've purchased a Bolt Buster heat induction tool and this tool has worked so much better and faster than the torch does.

    I also use a Mayhew stud removal collet-type tool with a Milwaukee 3/8th impact. The 3/8th's still has some grunt, but not enough to just snap the stud like the 1/2" unit does.

    This combo has worked very well for me on two motors.
     
  6. Jagmech
    Joined: Jul 6, 2022
    Posts: 253

    Jagmech

    Induction heater is excellent for stud problems, used for V -12 Lincoln last week , customer spent a month with rope in cylinder, p-oil, thin wedges between deck and head,etc. Also used this tool on Jaguar heads, prior to that we heated stud end and mig welded nut on stud, and did usual soak and turn. Of course the the tool is used for all the rusted crap that comes in the door. $500.00 , worth it for a shop.
     
    CSPIDY and Wheelhorse76 like this.
  7. Wheelhorse76
    Joined: Sep 2, 2023
    Posts: 15

    Wheelhorse76
    Member

    Nice video !! Bet ole Henry is just laughing every day watching people get these ole engines stripped ..... my question is why wouldn't a normal valve spring compressor do the job of getting the keepers off ?
     
  8. bobss396
    Joined: Aug 27, 2008
    Posts: 18,691

    bobss396
    Member

    I did some on another application, a marine flat head engine while in HS shop class. The instructor was as slick as it gets. He built up dams around the studs with plumber's putty and let his concoction soak in for a few days. I believe it was a diesel and ATF mix. Maybe diesel and MMO.

    Then he had us rap on the stud with a hammer, let it soak some more. But every stud did eventually come out, a couple we had to hit with the blue wrench.
     
    '29 Gizmo likes this.
  9. larry k
    Joined: Feb 23, 2009
    Posts: 616

    larry k
    Member

    Use a old time copper winding welder , you know the kind your grand dad had , with crank handle on the top 100%duty cycle, clamp the ground to the stud , hot to the block ,let her cook for a minute, cool “em” they spin right out !!!
     
  10. 37sedan
    Joined: Dec 3, 2013
    Posts: 7

    37sedan
    Member
    from Germany

    Heat the stud up red hot and cool it down with rust dissolver oil. Repeated heating and cooling is the trick. 3 to 4 repetitions are usually enough. Dissolver oil needs time to penetrate adequately.
    You can make your own rust dissolver oil with ATF and acetone (50/50).
     
    Wheelhorse76 likes this.

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