Source for correct body bushing BOLTS.

Discussion in 'Chassis restoration' started by Freakazoid, Mar 9, 2016.

  1. Freakazoid

    Freakazoid Gold Level Contributor

    Hey all. its been a while. I am close to mounting the body back on the frame. I am looking for a company that sells the correct type bolts for body to frame bushings. There are some long and shorter bolts used. I have searched the site for a old post of where to get the correct style bolt with no luck. Any help would be appreciated. The bolts are for a 1971 Buick GS. See pic of old bolts. Thanks
     

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    Last edited: Mar 9, 2016
  2. flippermtc

    flippermtc Valley Forge Pa- Go Phillies!

    Richard, checkout the ss396 website. I just purchased the bushing set for my 67.
    The ones in that set look just like them.
     
  3. srb

    srb Well-Known Member

  4. Redmanf1

    Redmanf1 Gold Level Contributor

  5. Redmanf1

    Redmanf1 Gold Level Contributor

  6. wkillgs

    wkillgs Gold Level Contributor

  7. copperheadgs1

    copperheadgs1 copperheadgs1

    Walt is correct. Buy all long style marked core support bolts. They are a little longer than originals but work in every area but the two under the doors. The shorter ones work good under the doors. The shorter ones can work too but are shorter than originals for some reason? I like to get a little more thread engaged. The style of bolt is the same for body mounts however. If you get them from other guys who knows what length they will give you. No washers were used on the bolts either on a Buick assuming you use Buick style cushions with molded in washers. If not use the big washers that came with the cushions.
     
  8. srb

    srb Well-Known Member

    Golden thread, I'll be needing those anytime soon too. I already had my mind on the bushings from oldbuickparts.com, but this thread changed my mind. Great info here.
     
  9. Duane

    Duane Member

    I would bet if you called Hector he could get them for you. He lives in California, and you can't get better then original parts.

    I would also bet if you asked him nice he would label where the bolts go so you won't put them in the wrong positions.
    Duane
     
  10. copperheadgs1

    copperheadgs1 copperheadgs1

    Duane has good thought. Core support bolts are the longest on originals. All other locations were same length. Flint only used a larger head non washer type bolt on the core support only. Those are tough to find.
     
  11. Duane

    Duane Member

    Core support bolts are the longest on originals. All other locations were same length.

    Dave, I don't want to fight over this but if you use the 3 1/8" bolt at the number 3 position (directly below the door opening on a 2-door) you will end up pushing it thru the floor pan.

    All my "Flint cars" came like this, and we have scrapped a bunch of them
    Position
    #1&2 (at firewall) 3 1/8" with nut (11/16" Hex nut for Flint, 1" Square nut for GMAD)
    #3----2 3/4"
    4&5 Rubber Plug
    6&7 (In trunk) 3 1/8"

    At least that is what I have found.
    Duane
     
  12. CARHEX1

    CARHEX1 Founders Club Member

    I have a bunch 25 a set shipped
     
  13. scubasteve455

    scubasteve455 Well-Known Member

    I have original bolts. Inline tubes are correct. I have both can't tell the difference
     
  14. copperheadgs1

    copperheadgs1 copperheadgs1

    Hi Duane, in my wordy post 7 I noted to use the short bolts under the doors. I test fitted the long ones slowly years ago and figured out they hit.
     
  15. Duane

    Duane Member

    Dave,
    You are the man.
    Duane
     
  16. copperheadgs1

    copperheadgs1 copperheadgs1

    No Duane you are. I was the man. Can't be anymore. Don't have a car now.:ball:
     
  17. copperheadgs1

    copperheadgs1 copperheadgs1

    I am confused now. I will have to check my assembly manuals and bolt stash to see if it shows shorter bolts for under doors. At least the new shorter ones do work there if guys can't find originals.
     
  18. 87GN_70GS

    87GN_70GS Well-Known Member

    Here are some from Inline Tube[​IMG]
     
  19. copperheadgs1

    copperheadgs1 copperheadgs1

    Guys, Here is what was in all of my cars. Duane is correct on the shorter ones being under the doors but I came up with different lengths than he did on my originals?

    2 5/8" at firewall and under trunk floor
    2 1/4" at doors(location #3)
    Core support is the longer one. 3 1/4"

    It looks to me that Inlines "short" bolt is longer than the originals and may hit the floor boards. Beware.

    AMK Short Body Bolt is 2 1/2" even though it is marked 2 5/8" it should still work. Under the doors test fit it.
     
  20. scubasteve455

    scubasteve455 Well-Known Member

    This was a good Thread. Just wish you started before I put mine in. The will help a lot of people out of a lot of aggravation.
     

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