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RE: A arm size

To: James Barrett <jamesbrt@mindspring.com>, tigers@Autox.Team.Net
Subject: RE: A arm size
From: Theo Smit <TSmit@novatel.ca>
Date: Mon, 9 Nov 1998 08:37:07 -0700
Some of this stuff is in the Rootes 'Sunbeam Alpine 260 - 289" shop manual.
I think it's available in reprints from Sunbeam Specialties, or else I can
probably fax or scan / email you the relevant pages.

Theo Smit
tsmit@novatel.ca
B382002705

> -----Original Message-----
> From: James Barrett [SMTP:jamesbrt@mindspring.com]
> Sent: Sunday, November 08, 1998 4:24 PM
> To:   tigers@autox.team.net
> Subject:      A arm size
> 
> Tiger Folks,
>         I am doing some calculations on Ackerman
> angles and I need some accurate information.
> I have estimated values; but it is difficult
> to measure accurately while the parts are on
> my Tiger.
> 
> I can use help on the following:
> 
> Distance from centerline of rack to the
> center of rotation of spindle.
> 
> Length of the steering arm from center of
> steering rotation to center of tie rod end ball.
> 
> Angle of steering arm from center of steering
> rotation to center of tie rod end ball.
> (relative to surface of disk or wheel)
> 
> Length of tie rod from rack ball center to tie
> rod end ball center.
> 
> Length of Upper A arm from piviot to center of 
> upper ball.
> 
> Length of Lower A arm from piviot to center of 
> lower ball.
> 
> Distance from upper A arm piviot to lower A Arm
> piviot. (or fulcurms , what ever they are called)
> 
> Spindle length, center of upper ball to center of 
> lower ball.
> 
> Height of tierod ball relative to center of lower ball
> of the spindle.
> 
> Height of centerline of rack relative to center of tie
> rod ball. ( when Tiger is at normal ride Height).
> 
> 
> Toe in (or out)change from stopped measurment to
> under speed load. i.e. suspension complience effects
> on toe in.
> 
> All the above have impacts to the angle the tires
> are; given a fixed rack movement.
> 
> 
> 
> 
> James Barrett Tiger II 351C and others
> 

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