Did some minor upgrades, just installed a 2nd HDD and tri-booted it. Here are the new specs:

350MHz PPC G4

768MB of RAM

10GB Western Digital Caviar 5400 rpm (original Apple Certified HDD) with fresh factory install of OS 9.0.2

40GB Seagate Barracuda 7200 rpm HDD with a dual boot of OS X 10.3.9 and 10.4.11

ATI Rage 128 Pro G. card