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Hot Rods using tie rods as suspension links

Discussion in 'The Hokey Ass Message Board' started by Tommy Frantz, Aug 6, 2019.

  1. Tommy Frantz
    Joined: Jan 8, 2012
    Posts: 20

    Tommy Frantz
    Member

    Anybody here ever use tie rods as suspension links instead of heim joints? I have a bunch of class 8 truck tie rods I'd like to use as suspension links...
     
    Elcohaulic likes this.
  2. 2OLD2FAST
    Joined: Feb 3, 2010
    Posts: 5,262

    2OLD2FAST
    Member
    from illinois

    LOOK AT PICTURES ..
     
    gimpyshotrods likes this.
  3. OLDSMAN
    Joined: Jul 20, 2006
    Posts: 2,422

    OLDSMAN
    BANNED

    A tie rod end isn’t designed to support any weight. Don’t use them for this purpose if you value your life.
     
    RonaldR likes this.
  4. alchemy
    Joined: Sep 27, 2002
    Posts: 20,522

    alchemy
    Member

    I think he means tie rod ends. Yes it is done all the time. The standard 40-48 ends are common on split wishbones, but the slightly bigger ones from 50’s bigger trucks are a good choice too.
     

  5. Tommy Frantz
    Joined: Jan 8, 2012
    Posts: 20

    Tommy Frantz
    Member

    I mean tie rod ends.
     
  6. Tommy Frantz
    Joined: Jan 8, 2012
    Posts: 20

    Tommy Frantz
    Member

    My tie rods would be in tension in my application.
     
  7. by "In Tension" what do you mean? like in a triangulated or parallel four link?
     
  8. Tommy Frantz
    Joined: Jan 8, 2012
    Posts: 20

    Tommy Frantz
    Member

    Parallel four link. The leaf spring will be the bottom link and the tie rod will be the top link.
     
    Elcohaulic likes this.
  9. 3340
    Joined: Jun 4, 2010
    Posts: 578

    3340
    Member

    Yes IMG_0144.JPG


    Sent from my iPhone using H.A.M.B.
     
    Elcohaulic and bschwoeble like this.
  10. Got a photo, I can't visualize this setup. HRP
     
    Blues4U likes this.
  11. jimgoetz
    Joined: Sep 6, 2013
    Posts: 517

    jimgoetz
    Member

    Are you talking about what most people call " Traction Bars" ?
     
  12. mgtstumpy
    Joined: Jul 20, 2006
    Posts: 9,214

    mgtstumpy
    Member

    upload_2019-8-7_5-51-48.png
    Load on tie rods - Front are in compression and rear are in extension when being driven. I gather that majority of load is static when car sitting however there would be some load there due to suspension being loaded with weight and cycle slightly when driving?
     
  13. Atwater Mike
    Joined: May 31, 2002
    Posts: 11,624

    Atwater Mike
    Member

    I made some 'traction Masters' for my '51 Olds coupe...I used '53 Stude tie rod ends, worked great...if a 'little' rigid.
    Fremont drags a month or so later, I came blazing out of the lights, when the dual range hydro (B&M kit) grabbed second, the drivers side front tie rod end came out of the socket, Olds got an instant 'crutch', and over-centered the left traction bar! Wheee!
    Got waaaay outa shape, but back under control...
    I changed the bars to tubing 'eyes', and '50 Ford pickup tapered rubber shock bushings.
    The 'soft' attachments forgave the 'shock' of the B&M shift. Hey! 'SHOCK' mounts!
    Hey Moe, hey Larry! HEY... I was 20. (hard lesson: I used tie rod ends for everything, just like Ivo & Norm)
     
  14. X-cpe
    Joined: Mar 9, 2018
    Posts: 1,985

    X-cpe

    Sounds like 1/4 elliptics as the lower link with tie rod as the upper.
     
  15. bschwoeble
    Joined: Oct 20, 2008
    Posts: 1,019

    bschwoeble
    Member

    Sweet. Perfect. If someone wants to build a "Hot Rod", they need to study this picture.
     
  16. Atwater Mike
    Joined: May 31, 2002
    Posts: 11,624

    Atwater Mike
    Member

    'Textbook example'. Gospel.
     
    3340 likes this.
  17. Blues4U
    Joined: Oct 1, 2015
    Posts: 7,589

    Blues4U
    Member
    from So Cal

    I'm sorry, but that makes no sense. The tie rod connects left steering arm to right steering arm, not the axle to the chassis.
     
  18. X-cpe
    Joined: Mar 9, 2018
    Posts: 1,985

    X-cpe

    Part of building a hot rod is re-purposing parts.
     
    3340, 62rebel and VANDENPLAS like this.
  19. Class 8 tie rod ends are humongous, just saying.
     
    gimpyshotrods and 3340 like this.
  20. Blues4U
    Joined: Oct 1, 2015
    Posts: 7,589

    Blues4U
    Member
    from So Cal

    Still doesn't explain what he's trying to accomplish.
     
  21. squirrel
    Joined: Sep 23, 2004
    Posts: 56,084

    squirrel
    Member

    do those have about a 7/8" thread size?
     
    3340 likes this.
  22. 41fred207
    Joined: Feb 7, 2011
    Posts: 103

    41fred207
    Member

    This is my experience using them. Lower rear radius rod mounts of triangulated 4-bar. I found them to be in serious compression dumping the clutch in 2nd after tires were warmed up but on a side note I'm running 33/19.5's. making new brackets now to get through the summer before going double shear this winter
     

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  23. alchemy
    Joined: Sep 27, 2002
    Posts: 20,522

    alchemy
    Member

    Looks like Fred had a bracket failure, not a rod end failure.
     
  24. 3340
    Joined: Jun 4, 2010
    Posts: 578

    3340
    Member





    Sent from my iPhone using H.A.M.B.
     
  25. 3340
    Joined: Jun 4, 2010
    Posts: 578

    3340
    Member

    IMG_0149.JPG


    Sent from my iPhone using H.A.M.B.
     
  26. 3340
    Joined: Jun 4, 2010
    Posts: 578

    3340
    Member

    IMG_0150.JPG


    Sent from my iPhone using H.A.M.B.
     
  27. 3340
    Joined: Jun 4, 2010
    Posts: 578

    3340
    Member

    Installed years ago heavy duty 7/8 studs grease regular


    Sent from my iPhone using H.A.M.B.
     
  28. 41fred207
    Joined: Feb 7, 2011
    Posts: 103

    41fred207
    Member

    Yes, it was a bracket failure but was just showing the weakness of single shear and that it is in compression when under power.
     
    3340 likes this.
  29. How are you going to be using these? Suspension components will experience loading in both tension and compression, even in a parallel 4-bar design.

    When driving, both sets of radius rods will experience a compressive load. The rear axle will drive its radius rod forward into the frame. The frame will subsequently drive the front axle's radius rod forward into the axle. This would be a compressive load. When the car is stopped, the loading on the rear radius rods will reverse as the momentum of the car tries to pull the radius rod out of the rear axle. That would be a tensile load.
     

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