I've heard of the Hobbico pumps lasting several years, and only a few months... I guess it's kind of hit or miss. Mine has lasted over a year and has pumped about 30 gallons of fuel so far.

If you believe that you get what you pay for, this one claims to "last for years"....

http://www2.towerhobbies.com/cgi-bin...?&I=LXFH66&P=7