I think you guys are dreaming in trying to use a prsssure from the diff to
do the pumping. Think of the word "inconsistant". After special rods and
cranks and gears etc, what's the matter with another little pump?
----- Original Message -----
From: <Gt6steve@aol.com>
To: <spitlist@gte.net>
Cc: <FOT@autox.team.net>
Sent: Tuesday, September 03, 2002 2:49 PM
Subject: Re: Differential Covers
> Hey Joe,
> I've been stewing on that point for a long time and I think there is an
> inherent pumping action. There is a passage cast into the case that I
think
> catches the high velocity oil slung from the ring gear. I haven't looked
at
> it in a long time but always kept it in the back of my mind as a potential
> spot to tap off a small U tube cooler.
>
> <<
> Kas Kastner wrote:
> >
> > I think for short races probably the finned cover and an increase in
> > capacity would be the ticket. If for anything more than 30 minutes I'd
fit
> > a little cooler. Doesn't have to be huge or anything but a cooler would
> > give the extra capacity and cool also. When testing the endurance cars
in
> > 1966 all fitted with disc type LSD (first time we'd tried them) two out
of
> > four burned up the pinion seal in less and twenty minutes and the other
two
> > were VERY toasty smelling. The laps were five miles long so that is
> > significant but still twenty minutes is pretty short. We never had any
> > trouble at all with the locker. Put on a bigger cover with an increase
in
> > capacity and still lost one during the event. Back at the shop took
those
> > devils out never to return.
>
>
> I am curious how one would connect a cooler to a diff (particularly one
on a
> Spitfire). What troubles me is the fact that there is no inherent
> pumping action that would force the oil through a cooler and back into
the
> diff. How is this done?
>
> Joe (C)
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