Each board is fully interchangable with any of the part numbers listed. For 4 ball machines, the extra IR LEDs and Receivers are not connected to the wiring loom, so will not be used. Attack From Mars, Cactus Canyon, Champion Pub, Cirqus Voltaire, Corvette, Indy 500, Nba Fastbreak, Revenge From Mars, Safe Cracker, Scared Stiff, The Shadow, Theatre Of Magic, Who Dunnit, World Cup Soccer 1994.
