Ernest,
I bought mine for $30 at BoatUS.com last summer, you may find a lower price if you search around.
SHhhhh, I'll give you the link, but you have to promise to not tell Larry about this!
Larry, we all know what you think about this method of Oil Change so go light on Ernest. J/K
Here it is,
http://www.boatus-store.com/MC_Online/Browse.asp?showitem=16467