vintage-race
[Top] [All Lists]

Re: Broken Stub Axle (Spindle) on Austin-Healey 3000

To: Mark Palmer <mgvrmark@hotmail.com>
Subject: Re: Broken Stub Axle (Spindle) on Austin-Healey 3000
From: Simon Favre <simon@mondes.com>
Date: Wed, 30 May 2001 20:01:12 -0700
I doubt that any asphalt race track is as bumpy as an English country
lane. ;=) They were designed to take a beating, but this is one of the
reasons I like being forced to run the hard-compound Dunlops. Less
stress gives lower failure rates. I also don't have to buy tires as
often.

Mark Palmer wrote:
...
> 
> Add to that, possibly: stiffer springs, stiffer shocks, a larger anti-roll
> bar, some negative camber, Nylatron suspension bushings ... all of those
> things increase suspension loads.  There is far less compliance in the
> system than the original set-up.  As a result the 40-year-old stock, factory
> spindles & king pins are now taking quite a beating.  Sure, the original
> parts were probably over-designed at the time.  But we are now placing much
> greater loads on them, and using up that original extra margin of
> over-design.

<Prev in Thread] Current Thread [Next in Thread>