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52 M38a1 Motor Pool Resto

Discussion in 'Builds and Fabricators Forum' started by compostwerks, Dec 9, 2023.

  1. Mar 2, 2024
    PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Hills of NH
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    That's nice for you. Most f-heads I've owned had broken rings and scored cylinders for some reason.

    But if the rings are good, whence comes the fouling? :shrug: Just rich running, ya think. What did the plugs look like?
     
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  2. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    Here are the plugs Pete:
    [​IMG]
     
  3. Mar 3, 2024
    PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Hills of NH
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    Hard to see well enough, and don't know how old they are.

    My thought was, they may reveal any distinction between oil fouling and carbon fouling, possibly.
     
  4. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    All right, the exhaust manifold needed to come off. I was hoping to avoid this but....a cracked/rotted shoulder neccessated this...
    [​IMG]
    It's destined for recycling. Oh well
    [​IMG]
    Patience. Soaking and heat has paid off. 3 out of 5 ain't bad I suppose...
    [​IMG]
    Welded nuts onto the little of the studs that were left....
    [​IMG]
    The last one is just not having it. Last try....
    [​IMG]
    No dice. I need to drill it out....Ugh....Sometimes patience pays off. 4 out of 5 ain't bad.
     
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  5. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    Amazing that the bolt with the rotted manifold shoulder (in the first pic above) came out. It took quite a while just taking my time....
     
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  6. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    Best to walk away sometimes. Arthur offers consultation and a chance to take a frisbee break.[​IMG]
     
    Stakebed, dozerjim, mikvar and 5 others like this.
  7. Mar 3, 2024
    Dave Deyton

    Dave Deyton Member

    Fuquay-Varina, NC
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    Some days when you work in the shop, nothing works. When you go back out there the next day, it seems to work better.
    Still, making progress.
    Drilling out broken studs is a skill I haven't mastered. Sometimes it goes well, getting them out, sometimes it just doesn't work. Keeping the drill centered is the problem I have.

    Dave
     
  8. Mar 3, 2024
    Fireball

    Fireball Well-Known Member 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Pullman, WA
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    X2.
     
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  9. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    Centering is not easy but also not unattainable with patience. I got lucky this time.
    [​IMG]
    This is one of the very few fasteners I've busted on this project. I was WAY overdue to break something. It's still not out by the way. My attitude is it will wait have to wait until I feel inspired to finish the little that's left.
    [​IMG]
    So moved onto to tapping some of the many holes on the engine. It's so much easier having this sucker on a engine stand.
    [​IMG]
     
  10. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    It may seem counterintuitive, but cutting the sheared bolt/stud flush with a grinder is my secret. From there, take a sharp punch and center. That's the only fun part. Start with a small bit and work your way up.
     
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  11. Mar 3, 2024
    Dave Deyton

    Dave Deyton Member

    Fuquay-Varina, NC
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    Really cool! Worked out well.
    I have the Easy Outs and left-handed drill bits.
    Better at it than I used to be. Sometimes I think Easy Outs are made just to frustrate you. Sometimes I get it out and it really gives you a feeling of accomplishment.

    Patience is the main thing with doing this kind of work.

    Dave
     
  12. Mar 3, 2024
    PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Hills of NH
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    Spark Plug Reading.jpg
     
  13. Mar 3, 2024
    PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Hills of NH
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    Also, not absolutely necessary, in my experience.
     
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  14. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    Very helpful Pete! It's like reading palms. Tea Leaves...!
     
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  15. Mar 3, 2024
    mikvar

    mikvar Member 2024 Sponsor

    Frankenmuth, MI
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    I have a similar distraction or therapy at times.
     
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  16. Mar 3, 2024
    Dave Deyton

    Dave Deyton Member

    Fuquay-Varina, NC
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    When I'm welding, if it's not working, I walk away. The next day, things just seem to work well again. My son would want to work all night to get his vehicle back on the road. I would say, "We can't finish it as tired as we are. That's why we start on Friday night, so we have the weekend for fixing the problems that arise."
    When you slow down and think, you make less mistakes and get more done.

    Looking good.

    Dave
     
  17. Mar 3, 2024
    compostwerks

    compostwerks Sponsor

    Canterbury, NH
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    I start with small bits and work my way up.
    [​IMG]
    I have one more broken bolt to contend with on the thermostat boss. Not the first time I've broken bolts in the exact spot before. This will be easy since I can chuck it up on the drill press.
    [​IMG]
    But onto more positive topics. I removed the trim from to passenger side of the engine. You can see that the head gasket was weeping on the left side.
    [​IMG]
    That was one of the easier distributors I've had the pleasure to remove. Tap tap tap from beneath. I'm quite pleased to have an original AutoLite! Too bad someone boogered the data plate back in the day.
    [​IMG]
     
  18. Mar 3, 2024
    vtxtasy

    vtxtasy oldbee 2024 Sponsor 2023 Sponsor

    Tucson, AZ
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    Reverse twist drill bits help with bolt extraction.
     
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  19. Mar 3, 2024
    vtxtasy

    vtxtasy oldbee 2024 Sponsor 2023 Sponsor

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  20. Mar 3, 2024
    PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Hills of NH
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    With the height left on that thermostat bolt, perhaps you could try welding a washer and nut onto that one. I have to do several of those on my Ford Flathead V8.
     
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