I am a fully licensed supplier.EARTHSHAKER -CPU-U26.L3SKU: CPU-26EARC$13.00PriceQuantity*Add to CartWILLIAMS ROMSU26.L3 TECH SPECSWilliams: Earthshaker ROM Revisions Game Version L-3 U26 : Checksum: F1E8 U27 : Checksum: CD00 Game Version F-1 (Family Mode) U26 : Checksum: EDEC U27 : Checksum: D0FC ROM REMOVAL & INSTALLATION INSTRUCTIONS https://www.pinballrom.com/_files/ugd/0a3635_1f0af8ba09644eb78d30e50f112cf374.pdf