Posted for Mark Steitle <msteitle@mail.utexas.edu>:

 Has anyone tried one of the cable oilers made for motorcycles?  They are
designed to fit over the end of the cable and cable housing.  The unit has a
hole for inserting a small tube such as those that come with cans of WD-40.
 Currently there are three cable oilers on ebay.  See
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=4502593569
for picture & details.
 
 Mark S.
 Austin, TX