Archived posting to the Leica Users Group, 2003/12/13

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Subject: Re: [Leica] RE: Farm Tractors &SUV's(direct shift twin clutch gearbox)OT
From: Patrick Jelliffe <pbjbike@yahoo.com>
Date: Sat, 13 Dec 2003 04:35:53 -0800 (PST)

I think the synchros tend to go first, (after
250-300K).  Is de-clutching the same as down shifting
from a higher gear to a lower?

Thanks,

Patrick

- --- Frank Dernie <Frank.Dernie@btinternet.com> wrote:
> There will be less wear on syncro rings if you
> double de-clutch 
> correctly, however judging whether you are doing it
> correctly is 
> difficult with a syncro box unless you know what to
> feel for. If the 
> syncro rings are not the limiting factor in the
> transmission life 
> saving them won't help:-)
> Frank
> 
> On Saturday, December 13, 2003, at 11:54  am,
> Patrick Jelliffe wrote:
> 
> > Hi Frnak,
> >
> > Should I be double clutching when I downshift my
> Volvo
> > 544?  I have the standard 4 speed, and single
> > clutching seems fine, but I'd like to get another
> 40
> > years out of the tranny...
> >
> > Regards,
> >
> > Patrick
> >
> > --- Frank Dernie <Frank.Dernie@btinternet.com>
> wrote:
> >> Excellent - I believe it works extremely well
> AFAIK
> >> developed by
> >> Porsche racing quite a few years ago - I have
> >> forgotten the name they
> >> gave it.
> >>
> >>
> >> On Saturday, December 13, 2003, at 11:09  am,
> animal
> >> wrote:
> >>
> >>>
> >>
> >
>
http://www.audi.com/com/en/new_cars/driveline_suspension/
> >>
> >>>
> >>
> >
>
directshiftgearbox/technicaldetails/technicaldetails.jsp
> >>> nice idea no?
> >>>
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