For those of you that cannot burn your own roms, these are the chips needed to upgrade your pinball machine to the latest version, play a different version, or replace missing/damaged roms.
Bally Williams Part #'s:
CPU ROM G11 A-5343-50065-1
SECURITY CHIP G10 #565 A-5400-50065-1
SOUND ROM S2 v1.0 5343-50065-S2
SOUND ROM S3 v1.0 5341-15931-SU3
SOUND ROM S4 v1.0 5341-15931-SU4
SOUND ROM S5 v1.0 5341-15931-SU5
SOUND ROM S6 v1.0 5341-15931-SU6
SOUND ROM S7 v1.0 5341-15931-SU7
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Please be aware shipping times are estimates only, NOT a guarantee of delivery time. All carriers still seem to be having occasional issues.