This is valuable info for the 311s.org site if you wouldn't mind posting it.
Just register and post under General .
Thx
LindaOn Oct 18, 2018 12:02 AM, David Bloyer via Datsun-roadsters
<datsun-roadsters@autox.team.net> wrote:
>
> Just to close the loop on this issue for the record and to hopefully help
> anyone in the future with this problem, I am sharing the following solution.
>
> I was contacted off list by a member, M. Alsup, who was able to offer up
> custom turned 90 â??hardâ?? polyurethane bushing inserts with inner sleeves
> to my measured needs. These were installed easily using generous amounts of
> Prothane lube and a large â??Câ?? clamp to â??pressâ?? in place. My car is
> back on the road without having to entirely disassemble the rear end which is
> a huge plus. I did one side at a time with a floor jack holding the spring
> end as it was lowered or raised out of the mounting position. Cleaning out
> the messy liquefied polyurethane was a supreme hassle, however. The turn time
> from â??orderâ?? to delivery was within a week and the quality was excellent.
> Price was reasonable knowing that these were custom created.
>
> Mr. Alsup also provides inserts for the torque tube bushings, which I have
> not ordered, but feel I should given the positive experience with my specific
> needs.
>
> So noted for the record.
>
>
> > On Aug 31, 2018, at 5:29 AM, David Bloyer <david_bloyer@hotmail.com> wrote:
> >
> > I have had the unfortunate luck of having the polyurethane go to liquid and
> > drain out on 4 year old replacement leaf springs with aftermarket pressed
> > in front bushings. The vendor no longer sells this version, so thatâ??s
> > good for others, but not my luck.
> >
> > The vendor indicated that I should remove the springs, press out the old
> > ones and press in a new vulcanized version they sell.
> >
> > I was curious if anyone had ever tried (or has thoughts about) a custom
> > Delrin sleeve (there are vendors on eBay that can make these) that would
> > fit in the area of the gap between the outer bushing and the inner one
> > (I.e.: where the polyurethane used to be)?
> >
> > I know that the Delrin would not be as compliant as the polyurethane, but
> > it would save a heck of a lot of work to find a replacement for this gap
> > instead of tearing the back end apart again.
> >
> > If this is a viable option, anyone know the approximate diameters (outer
> > and inner) for the polyurethane â??gapâ??? Iâ??d measure mine exactly for
> > final order, but Iâ??d use this info to see what approximate cost is likely
> > for the vendor to make a sleeve.
> >
> > Car is a 1968 2000, btw.
> >
> > Comments appreciated and thanks in advance.
> >
> > PS: first post ever to forum, but watcher since 2010. Many great tips and
> > suggestions over the years here.
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>
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