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Old 10-06-2015, 10:01 PM   #1
glenn in camino
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Default Model A sway bar

My deluxe delivery seems a little top heavy when loaded for a long trip. Is there a sway bar for a Model A rear end?
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Old 10-06-2015, 10:15 PM   #2
SeaSlugs
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Default Re: Model A sway bar

well modern vehicles with solid rear wheel drive axles have rear swaybars, but they have "normal" rear leaf spring setups...
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Old 10-06-2015, 10:57 PM   #3
Pete
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Default Re: Model A sway bar

Sway bars or sometimes known as Panhard bars have been available for early Fords since the late 40's.
You do need to match the spring rate to the load you are carrying also.
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Old 10-07-2015, 01:53 AM   #4
Tom Endy
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Default Re: Model A sway bar

Glenn:

Contact Jim Nichols at his shop 714-546-2969. I have seen some he has installed on customer's cars in the past.

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Old 10-07-2015, 03:00 AM   #5
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Default Re: Model A sway bar

Sounds like your shocks are a bit mushy. On a swerve the shocks initially support the load. The shocks then lose tension (as the oil squirts from one chamber to the other). When the shocks let go then the springs (and sway bar if fitted) support the load.

May be start with modern adjustable shocks? If you are carrying a bit of weight make sure the mounting points of the shocks and or sway bar, and sway bar links are robust
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Old 10-07-2015, 07:57 AM   #6
Mitch//pa
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Default Re: Model A sway bar

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Quote:
Originally Posted by SeaSlugs View Post
well modern vehicles with solid rear wheel drive axles have rear swaybars, but they have "normal" rear leaf spring setups...
And so do modern vehicles with independent rear suspension's both with and without half shafts as well as rear coil straight beam diffs

Last edited by Mitch//pa; 10-07-2015 at 09:39 AM.
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Old 10-07-2015, 09:38 AM   #7
d.j. moordigian
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Default Re: Model A sway bar

Sway bar or Panhard bar ?.....there is a difference..
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Old 10-07-2015, 10:22 AM   #8
BILL WILLIAMSON
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Default Re: Model A sway bar

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Sway bar or Panhard bar ?.....there is a difference..
Find a DYNA- PANHARD in a wrecking yard & steal its' BARS
SA Bill W.
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Old 10-07-2015, 10:30 AM   #9
d.j. moordigian
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Default Re: Model A sway bar

Boy!.......had too look that one up Willie.......lol
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Old 10-07-2015, 12:01 PM   #10
BILL WILLIAMSON
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Default Re: Model A sway bar

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Boy!.......had too look that one up Willie.......lol
Worked on one, d.j, Has HCLM, hydraulic constant lash mechanism & torsion bars for valve springs. Fitted an Austin Healy exhaust valve to it ! This was when I worked at the FIRST Citroen Dealership, in Fresno. I've worked on lots of WEIRD cars, even a HUMBER-SUPER SNIPE
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Old 10-07-2015, 12:14 PM   #11
d.j. moordigian
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Default Re: Model A sway bar

LOL,..................you know I worked on the same Humber Super Snipe..
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Old 10-07-2015, 12:35 PM   #12
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Default Re: Model A sway bar

Sway is lateral movement of the body over the wheels, essentially parallel to ground...cure is anti-sway bar, usually embodied in the simplest form as a Panhard bar.
Roll is the axial rotation of the body, call it leaning, over the wheels, requiring an antiroll bar...generally the U-shaped things that all the semi experts writing in magazines call a sway bar, quite incorrectly.
Roll and sway in the real world generally happen together.
Stock anti-sway tech in an early Ford is handled by shackle angle and general resistance in that area.
Anti-roll is controlled by the relatively wide rear spring and wide front spring, wide here meaning in relationship to where the more commonly used parallel leaf springs would have been in the 1930's.
Model A front is wider than the parallel mounts because it is placed where it can't get in the way of steering action of wheels, rear is wider still because it runs out almost to the end of the axle.
Defects to look for are sagging springs forcing shackles to hang near vertical, springs not solidly located by center bolt in crossmember and not very firmly clamped in by tight U bolts.
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Old 10-07-2015, 01:56 PM   #13
BILL WILLIAMSON
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Default Re: Model A sway bar

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LOL,..................you know I worked on the same Humber Super Snipe..
Small world, Dudley---It was British Racing Green, with Brown Leather interior & Borg Warner, 3 band Automatic. I remember this, as I had to replace the MISSING OIL TRANSFER TUBE, from the trans to the convertor
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Old 10-07-2015, 01:59 PM   #14
BILL WILLIAMSON
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Default Re: Model A sway bar

Glen,
If you would consider this, TUBE shocks would help IMMENSELY.
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