Re: Differential Covers

[Joe Curry <spitlist@gte.net>]

Kas Kastner wrote:
> 
> I think for short races probably the finned cover and an increaase in
> capacity would be the ticket.  If for anything more than 30 minutes I'd fit
> a little cooler. Dosen't have to be  huge or anything but a cooler would
> give the exrra capacity and cool also.  When testing the endurance cars in
> 1966 all fittted with disc type LSD ( first time we'd tried them) two out of
> four burned up the pinion seal in less and twnety minutes and the other two
> were VERY toasty smelling.  The laps were five miles long so that is
> signifcant but still twentry 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)