Found these on ebay. Figured I would give everyone a heads up. http://www.ebay.com/itm/MORTAL-KOMBAT-KOOL-KOMBO-UPDATE-CHIPS-KIT-arcade-game-pcb-board-part-a28-/160677718249?pt=LH_DefaultDomain_0&hash=item25692368e9#ht_500wt_1180