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Re: TR6 steering

To: "Dr. Robert Carley" <rcarley@uoguelph.ca>, <triumphs@Autox.Team.Net>
Subject: Re: TR6 steering
From: "Kevin N. Andrews" <kevina@emji.net>
Date: Tue, 28 Jul 1998 18:01:21 -0400
I would find out how much castor is in the car. Not enough castor can make
the car wander and instable at high speeds. Too much castor can cause
shimmy and hard sterring. The reason I ask this is that he changed the
castor and he might not have enough of castor in the car. 
Kevin Andrews
Siler City,N.C.
250's CD2908LO
         CD7766L

----------
> From: Dr. Robert Carley <rcarley@uoguelph.ca>
> To: triumphs@autox.team.net
> Subject: TR6 steering
> Date: Monday, July 27, 1998 11:38 AM
> 
> 
> I have had two alignments done on my 73 TR6 - the first a 4-wheel, and
> the second just the front, both by the same shop.  The owner had to use
> quite a few shims in the front to get the correct camber, and had to
> adjust the castor to stop the car pulling to the left.  I had the front
> end and frame checked last year, and everything seemed to be OK.
> 
> The car now does not hold a straight line.  I have to constantly correct
> the steering.  It seems to wander at any time, feels light, and
> certainly doesn't make me feel secure.
> 
> All the front suspension has been rebuilt and is tight, as is the
> steering.
> 
> The shop owner (who is very experienced, but not with Triumphs) feels
> that it may be the Spax shocks in the front that are not allowing enough
> 'give' for the car to ride and steer properly.  If I press down on the
> front end of the car, this is almost no movement between the car and the
> tires, but the tires give a lot (Pirelli radials, new).  Pressing down
> on the rear of the car gives more movement of the car (still not too
> much), and some give in the tires.  He advised me to put on the old blue
> Armstrong? shocks in the front (which seem in decent condition) and see
> what the difference is.
> 
> The front has new std. springs, Spax non-adjustable shocks, and
> poly/nylon bushings in the suspension and steering rack.
> 
> The rear has good original springs and lever shocks, with poly/nylon
> bushings all around.  The car sits and rides level.
> 
> The wheels are KN and the tires are 196-65-15.
> 
> There seems to be proper camber (from my perspective), as the front and
> rear wheels are fairly vertical i.e no noticeable positive or negative
> camber.
> 
> Any advice from anyone?
> 
> Robert Carley
> 73 TR6

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