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Re: [ihc] Re: Mixed Bag: Front Ends,



Pete, I agree with both T.R.E.Jr., Bob, and one other that was inadvertently
deleted.
     I also have another Item that I learned.  When you have oversized
tires, and you're on a limited budget, I have had success with dynamic ( not
static) off the vehicle balancing just the two front tires.  It is possible
to balance tires on the vehicle or on a bubble machine, and have them heavy
on opposite corners.  That could give you the sensations you described.
Especially when you went fast enough you passed through the critical shake
zone.  If there is a buildup of mud on one or both of the front wheels they
are out of balance.     I have experienced all that I've mentioned along
with what the other 3 listers mentioned.
    I have checked the looseness of tie rod ends by using a pair of groove
joint (channel lock)  pliers to squeze fron the nut to the opposit flat spot
on the tie rod end. Try it on a known good one then compare with the ones in
doubt.  The stiffer ones are right.   Good luck Jim A.
----- Original Message ----- 
From: "T.R.E.Jr." <T_R_E_Jr@domain.elided>
To: "Bob Blair" <bobblair@domain.elided>; <ihc@domain.elided>
Sent: Wednesday, September 24, 2003 9:50 PM
Subject: Re: [ihc] Re: Mixed Bag: Front Ends,


> ---Let's not forget the possibility of a broken center pin on the leaf
> springs. All might look fine until the springs begin to twist under
load...
> twist, another thing, if the original shackles are twisted I would
consider
> swapping them out so the axle can be true again. Worn shackle spring and
> frame rail bushings will make a Scout act squirrelly too. I installed all
> new poly bushings and the difference from raggedy old originals is
> incredible.
>
> ---My first guess would be ball joints though. My `69 would drift across a
> puddle in the road and I would have to make serious correction on the
wheel
> to continue a straight and narrow path... then counter just after crossing
> the puddle.
>
> ---Just want to say, I didn't have that Scout long enough to fix the
> problem, it wasn't like I enjoyed taunting death.
>
> ---Thank you,
> -T.R.E.Jr.
> -`73 Scout II (StoneThrower)
> -`51 Farmall H (Heinz)
> -`49 IH fridge (presently unnamed and in need of a compressor)
> -`49 Plymouth Special Deluxe 4-door Sedan (Papapalooza)
>
> ----- Original Message ----- 
> From: "Bob Blair" <bobblair@domain.elided>
> To: <ihc@domain.elided>
> Sent: Wednesday, September 24, 2003 10:19 PM
> Subject: [ihc] Re: Mixed Bag: Front Ends,
>
>
> > At 11:20 PM 9/23/2003, Pete Ferris wrote:
> > >THEN SUDDENLY (and you knew this was coming), the steering wheel
> > >suddenly started oscillating back and forth at about 30 degrees or so
> each
> > >direction (left & right).  Very rapidly, very suddenly.
> >
> >
> > "Death Wobble" ...
> >
> > Look for looseness in spring bushings, mounts, shackles, tie rod, drag
> > link, steering box & mount, ball joints, etc.
> >
> > Contributing factors include changes in geometry ( extra long shackles
?),
> > often exacerbated
> > by wear in other parts.
> >
> > Some modified Cherokees get death wobble when their uni-body gets
springy.
> > So look for anything that allows motion not expected by the designers.
A
> > fellow on Pirate 4x4 cured his Scout DW with all new front bushings.
> > -Bob


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