Differences in 1972 vs 1977 Steering Linkage?

Discussion in 'Technical' started by Krazy Comet, Sep 8, 2013.

  1. Krazy Comet

    Krazy Comet Tom

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    Anyone know what changes there were?(both are P/S) The center link is no doubt beefier but appears the complete setup will swap without issue... I know the idler arm is different(what I dunno), can get a Moog from the local Advance for '75-'77 but they can only get a "Rare Parts" piece for the '70-'72 or '73-'74... Yeah I know I can go on line and buy any of the stuff but I'd like to use something readily on the shelf if possible, plus the '77 setup is in better cond than my '72 pieces...
     
  2. MaverickDan

    MaverickDan I wanna go fast!!!

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    I don't know all the differences, but when I converted mine to manual all the 75 parts fit my 73 except outter tie rods.
     
  3. Maverocket

    Maverocket Bob Williams

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    If I remember correctly the later spindles use a larger diameter tie rod shaft.
     
  4. Crazy Larry

    Crazy Larry Member

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    Outer tie-rod ends is the only difference I know of.
     
  5. Krazy Comet

    Krazy Comet Tom

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    1972 Comet GT clone 306 . 1969 Fairlane Cobra 428CJ 1988 T-Bird awaiting 331 ..
    Well I'm gonna use '68/'69 Torino/Mustang discs(always wondered why I was saving the stuff, now I know), so I'll need the outer tie rods with the smaller pin specific to those years... I have enough used parts on hand to piece it together, should be able to figure out what to order... At this point appears all will be '77 Mav/Comet, except for the tie rods and of course brake hoses & related...
     
  6. dyent

    dyent Member

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    there where 2 different Idler arms:
    70-74 mav/71-74comet K8150
    75-77 K8245

    tie rod ends:

    70-74 ES387L (inner) ES387R (outer)
    75-77 ES436L (inner) ES445R (outer)

    Regarding spindles for Disc Brakes:

    74-75 where based on Mustang 2
    76-77 same as Granada's, so you have to use outer tie rod (ES445R)

    If you are using 77 P/S center link, will have to use 75-77 Idler (K8245)
    and depending on whether or not you have drum spindle or disc spindle.
    You may have to use 75-77 inner tie rod (ES445R) and either ES387R
    outer if you have 70-74 Disc Brake Spindle or ES445R if you have 76-77
    Disc Brake Spindle (Granada), but if you just have drum brake spindle, the ES387R should be fine.......
    There where also 2 different Tie Rod Connection sleeves:
    70-72 ES2004S
    72-77 ES426S

    I believe the first one was used more on 4 lug wheels, lighter duty
    one as compared to the more common 2nd one, threads are the same.

    Disc Brake calipers are interchangeable between the Mav/Comet/Granada.

    All part numbers are MOOG, but can be cross-referenced to other makes, TRW etc......
     
  7. dyent

    dyent Member

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    sounds like you figured it out already! :)
     
  8. Craig Selvey

    Craig Selvey Indiana State Rep - MCCI

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    Kind of an urban legend. The spindles are all the same.
     
  9. Krazy Comet

    Krazy Comet Tom

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    Well I dunno yet, I do appreciate the part numbers...

    From what i've seen, the '73/'74 idlers are different from '72 &earlier... I'm assuming your catalog lists them together?

    What are the differences in the early vs later tie rods? Guessing pin/stud differences into the spindle & center link?

    Do you have part numbers for the '68/'69 Torino inner & outer tie rods? I assume the threads into the adj sleeve is same on all these incl the Mav/Comet pieces?

    .
     
  10. Krazy Comet

    Krazy Comet Tom

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    Never mind, I found the on-line catalog, I see the '70-'74 idler just lists replacement bushings and not the completer idler arm...

    The '68/'69 Torino adj sleeve is also ES2004ES, so I can mix & match ends...

    In addition to the '72 & '77 Comet steering linkages, have two more complete '68 & '69 Torino P/S steering setups plus the loose spindles(just finished pressure washing) so I can see first hand exactly what fits & what doesn't...

    BTW for anyone wanting new bolt on stuff, Chocostang sells a complete '68/'69 Torino/Mustang disc rebuild kit for $289, includes everything but the dust shields, spindles & caliper brackets...
     
  11. dyent

    dyent Member

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    I will have to do a little more searching, along with having a complete 73-79 Ford Parts Catalog and Ford Interchange manual, I can pretty much cross reference most parts. The MOOG numbers I passed on was mostly because I used in them on my Mav/Comet at one time or another......
    Differences are usually in the pin/stud size like you mentioned, but also in their shape for clearance and alignment. So while you may beable to mix/max., parts, there could be issues with clearance and/or alignment with the tie rods.
    If you are using your 77 P/S center link along with its matching idler and inner tie rod, you should be OK using your 68/69 Torino Spindle with its outer tie rod.
    According to the Ford parts catalog, 74 Mav/Comet disc brake spindle has a different part number than 75-77 Mav/Comet/Granada disc brake spindle, so you must use outer tie rod for these years.
    I will check the interchange parts book to see what Ford p/n's are for your 68/69 Torino outer tie rods.........
     
  12. dyent

    dyent Member

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    Found your Ford p/n for outer tie rods C7ZZ-3A130-A, they would also used on 67-69 Failaine/Cougar/Mustang/Torino.
    FYI the disc spindles for 68-69 Torino where just for those years, Ford had different p/n for later years........
    C8OZ-3105-A RH
    C8OZ-3106-A LH

    I'll let you do the cross reference for the tie rod....:)
     
  13. Krazy Comet

    Krazy Comet Tom

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    Thanks I appreciate it... I did look up the Moog number on line...

    The '77 inner tie rods have a "arc" vs being straight, apparently to compensate for the differently shaped center link, looks like those as well as the K8159 idler are probably mandatory...

    I did know about the '68/'69 spindle being different from '70/'71, I could use Mav/Comet outer tie rod on those...
     
  14. Crazy Larry

    Crazy Larry Member

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    There is no difference in the diameter. The length is different (some years) between those used for drums and those used for disc.
     

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