I need some help...

As the OAT has crept higher, so has my oil temp...
http://rob.com/lancair/flights/2003/
Currently the oil temp is around 225 in cruse.  My only thought
is a larger oil pan to increase the thermal mass, but I'm not convinced
that will increase its ability to shed the heat... any other ideas?
http://rob.com/lancair/2002.03/26oil.jpg
http://rob.com/lancair/2002.03/9side.jpg

Rob