For those of you that cannot burn your own roms, these are the chips needed to upgrade your Police Force pinball machine to the latest version, play a different version, or replace missing/damaged roms.
Bally Williams Part #'s:
POLICE FORCE CPU ROM U26 vL4 A-5343-573-1
POLICE FORCE CPU ROM U27 vL4 A-5343-573-2
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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.