The purple poly is supposed to not exhibit the shortcomings if other poly bushings.

Chris.

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Dnia May 6, 2012 o godz. 13:21 ralph meyermann <ralphmeyermann@GMAIL.COM> napisał(a):

> Also Im thinking of the cost difference,but definitely would like the
> urathane strut arm bushings!
> 
> Velma 82diesel 1.6 na westy
> 
> On May 6, 2012 11:04 AM, "Jason" <uberhare@gmail.com> wrote:
> 
> Long term solution?  Likely not.
> 
> When I was working at a performance shop, many people came in to have
> poly bushings installed in various places in their cars.  They were
> always back later to have them replaced.   Either with stock, or suck
> it up and kept replacing.   Poly does not last in my experience.
> Especially where you have a bushing that rotates.   They tend to use a
> metal sleeve that is greased and turns against the poly.    The poly
> wears very quickly in this application as the sleeve turns against it.
> In stock application the rubber is bonded to the center sleeve.  The
> rubber is what allows for the rotational motion.  This is why it is
> important to torque these type of bushings at their resting position
> and pre-loaded.
> 
> Poly will also tear very easily if used under tension.  The only
> lasting application of poly I have been happy with is under
> compression without any rotational forces.  My Corrado has been
> enjoying solid poly engine mounts for 5 years now (and its a bit
> rough, but not a daily!)
> 
> I wouldn't ever bother with poly control arm bushings.  Buy good
> quality OEM replacements.
> 
> Jason
> 
> 
> On Sun, May 6, 2012 at 11:17 AM, ralph meyermann
> <ralphmeyermann@gmail.com> wrote:
>> Thanks!!
>> 
>> V...
>> http://www.t3technique.com/**powerflex-bushings/<
> http://www.t3technique.com/powerflex-bushings/>
> 
>> 
>> Jim
>> 
>> We have always known that heedless self-interest was bad morals; we know
>> now that it i...