The ‘007593’ and ‘007327’ are two custom ICs found on some PCBs manufactured by Konami in end 80s.This should be a complete list: ‘007593’ on : Black Panther Fast Lane Contra / Gryzor Hyper Crash Salamander/Life Force City Bomber Kitten Kaboodle / Nyan Nyan Panic Labyrinth Runner/Trick Trap Vulcan Venture / Gradius 2 ‘007327’ on : … Continue reading Konami ‘007593’ & ‘007327’ reproduction