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Can anyone ID this linkage

Discussion in 'U-shift em' started by 69SkylarkGS, Apr 13, 2020.

  1. 69SkylarkGS

    69SkylarkGS Well-Known Member

    218522E0-CCEB-4943-AC84-E9225653BE4E.jpeg D0A73E82-3272-4C01-9C26-EF20B91C24B6.jpeg 7837D9DF-1AB1-4ECE-A731-A7FC3316DB2C.jpeg 6757B6D0-1812-4353-B689-8593156B74A4.jpeg DC7216F6-6A66-44CE-80D0-9545DE3E3215.jpeg 6A88D731-13FC-4CBA-8996-28133627E13A.jpeg 13D777DA-0889-496D-ADE1-674ADFF3E582.jpeg 4464D923-9DF7-4B23-8001-5417F558A76A.jpeg 343BBB79-E474-40FC-9DB3-A7DECCDC466C.jpeg FEC6DEF4-8725-4780-888C-18225A93C59A.jpeg This is the linkage that came off my 69GS350 when I did my engine swap. It looks like it was replaced at one point in time. Car is a factory 4 speed (I have the matching numbers m21 and Buick 350). The previous owner swapped in a Chevy 350, I removed the Chevy 350 and put a Buick 455 in. Since it’s impossible to find most big block clutch linkage I’m just going to use the small block stuff. I’m trying to get an idea what the previous owner used and what I need to replace.
     
  2. 69SkylarkGS

    69SkylarkGS Well-Known Member

  3. flynbuick

    flynbuick Guest

    It looks like a 66 Olds 442 Type 1. Olds went to the Type 2 mid model year which changed the z bar and the push rod. The adjuster that you show is whipped. The Olds style readily available in a longer version to cover diaphragm clutches. If it was a pure Olds adjuster, it should have a swivel on it. The Parts Place carries this style set up for a 66 Olds. Look at the dimensions carefully to make sure the Olds parts transfer.
     
  4. 69SkylarkGS

    69SkylarkGS Well-Known Member

    Ok, I’ll check that one out. I had no idea where these parts were from so I appreciate it. With the adjuster being whipped, is that indicative of it being too short or long? Sorry if I sound uninformed but this is my first experience with 4 speed linkage.
     
  5. 69SkylarkGS

    69SkylarkGS Well-Known Member

    I’m struggling to un**** this car lol. The previous owner used a shade tree mechanic and had them do the SBC swap when the car was a complete matching numbers GS 4 speed.
     
  6. CJay

    CJay Supercar owner Staff Member

    Why dont you save yourself some aggravation and just order the right repro big block z bar? Mike Garrison makes the correct ball stud
     
  7. 69SkylarkGS

    69SkylarkGS Well-Known Member

    I actually have a big block z bar but finding a clutch fork is a dream and if I do find one it will cost a kidney lol
     
  8. 69SkylarkGS

    69SkylarkGS Well-Known Member

    The original small block clutch fork and boot is now installed on the car. I pulled the Bellhousing from the original Buick 350 and they were still attached.
     
  9. CJay

    CJay Supercar owner Staff Member

    Your big block z bar is not the one in the pic thats for sure. You can use a small block fork in a big block. You just have to use the right adjuster rod
     
  10. 69SkylarkGS

    69SkylarkGS Well-Known Member

    That’s the one I pulled off the car...the big block zbar I bought from GS Fred awhile back. So if I used the big block zbar with the small block clutch fork which adjuster would you use?
     
  11. CJay

    CJay Supercar owner Staff Member

    This is a big block z bar-

    20200413_154139.jpg
     
  12. CJay

    CJay Supercar owner Staff Member

    Use the small block adjuster rod
     
  13. 69SkylarkGS

    69SkylarkGS Well-Known Member

    Ok great....the zbar I got from GSFred looks different than yours unfortunately. Here’s a few pictures.


    954B5E4B-25D4-4361-93A1-045405BDB1F0.jpeg 6221E92A-C699-4956-AE73-5BD806F06EC6.jpeg 913C9E62-5A11-4CE9-B348-94E51F671DE8.jpeg
     
  14. CJay

    CJay Supercar owner Staff Member

    Loos like the upper arm was bent and "straightened"
     
  15. 69SkylarkGS

    69SkylarkGS Well-Known Member

    lesson learned...one of the other items I bought from him was cracked too.
     
  16. CJay

    CJay Supercar owner Staff Member

    Look like you can bend it back. I can take the offset measurement of the upper arm off mine
     
  17. 69SkylarkGS

    69SkylarkGS Well-Known Member

    that would be awesome if you don’t mind. It’s worth a shot to try and bend it back.
     
  18. gsgnnut

    gsgnnut Well-Known Member

    I used everything from a 71 gs 350 4 speed donor car on my 455 suncoupe project except the zbar which came off something buick pre 1970. Not sure exactly what. I was Told It was believed it was a 1967 skylark? but it fit and whatever it was it worked with no real modifications.
     
    71gs3504sp likes this.
  19. 69SkylarkGS

    69SkylarkGS Well-Known Member

    good to hear...hoping I can get what I have to work. I ordered the parts I need today so hopefully they’ll be here by the weekend so I can start working on it.
     
  20. 69SkylarkGS

    69SkylarkGS Well-Known Member

    Any ideas where to run the clutch return spring?
     

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