STERN SDU-100 Bally AS-2518-16. It is important you (or preferably a qualified pinball / electronics technician) checks and ensures your machine is working before installing this board.
TWILIGHT ZONE Pinball (Bally) Slotted Clock Opto sensor QVE11233.0086
TWILIGHT ZONE Pinball (Bally) Proximity coil A-16393 Ball Sensor
Pinball Bally AS-2518-22 Solenoid A3 board
ADDAMS FAMILY Pinball Bally Motor Thing 14-7966
keeney's triple-up Bingo Schematic - rotary discs diagrams pinball-bally
Pinball Bally E-122-125 Transformer AS-2518-18 Rectifier