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Re: Body crooked on frame. Rear springs?

To: triumphs@Autox.Team.Net
Subject: Re: Body crooked on frame. Rear springs?
From: Tom Tweed <ak627@dayton.wright.edu>
Date: Fri, 22 Aug 1997 15:53:41 -0400
Hello Kerry, you wrote :

 ><< Finally got the 165's off the TR6 yesterday and the new (used) Redlines
 >put
 > > on in there place. Now I've got a question
 > >
> > With these larger (than what was on the car) tires, it is obvious the body
 >is
 > > not square on the frame, as my drivers side tire sticks out a lot more
 >than
> > the passenger side tire. I know of others whose cars are like this and was
 > > wondering if the body mounting bolts can be loosened and the body
 >re-aligned
 > > on the frame. What kind of can of worms would this open? Just looking for
 > > thoughts on this as the car is excellant as it is but it is my personal
 > > policy to keep making it better while continuing to drive and enjoy it.
 >
 >And Irv wrote:
 >
 >"Which tires are you referring to, front or rears? If it is the rear, it
 > can be as simple as a weak spring, or worn trailing arm bush (assuming
 > you are talking about camber here, not sure what you mean by "sticks
 > out"). The driver's side typically sags more as these cars are driven
 > without passengers so often. Good luck."
 >
 >The tires I refer to are the rear tires. The driver's side extends farther
>beyond the outside flare of the fender than the rear does. Also, the driver's
 >side sits taller than the passenger side. After a closer study yesterday, my
 >camber seems diferent on each side with the passenger side being pretty much
 >vertical and the top of the drivers side tire maybe SLIGHTLY more outboard
 >than the bottom. This car does not have the typical camber problems many
 >TR6's suffer from.
 >
 >It may be the lack of camber that is causing my problem.

I'd agree with this last proposition.  Your description above shows a
situation of Positive camber, at least on the driver's side rear, probably
due to the replacement spring's height, or the condition of the rear
swing-arm bushings, or the car's rear alignment, or all the above.

Before trying to move the body on the frame, I'd have the rear alignment
situation checked, which you probably should not bother with until after
you replace the rear swing-arm bushings !  Sounds like a developing
case of Shipwright's Disease, eh ?

I've heard a few complaints about Positive camber following new rear
spring installation, and I had a TR-250 that (briefly) had the same
situation...and its handling was so bad, it was SCARY; it had all the
problems you describe, only worse, and a rusted-out, badly-patched
frame as well.  The cure in my case was to give the `comp grade'
springs to a buddy with a '75 TR-6, and use his old sagged springs
in the lighter 250; at least, then, it sat right, with a slight
negative rear camber, and decent ride height.

 Rear spring wise,
 >what are you all fitting to maintain stock ride height? Everyone sells
 >competition springs that jack the rear end up and gice it the monster truck
 >look. My car came with these (no additional spring spacers, I checked). I
 >don't mind the stiffer ride but i hate the way it jacks the rear of the car
 >up. Anyone?
 >
 >Thanks,
 >
 >Kerry

Good luck.  BTW, what year is your car ?  Sorry, forgot already.
I used to have a memory, honest, but I can't recall where I left it.

Tom Tweed
SW Ohio
TRusty TR-250 (owned 1988-1996)
'72 TRident 750cc  basket case


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