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Upgrade Kit replaces the 2 boards in the 7-opto ball trough.
CALIFORNIA WARNING
This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
Williams WPC System trough 7 opto 2 board set
Upgrade Kit replaces the 2 boards in the 7-opto ball trough. One is a transmitter board, one is the receiver board.
Fits the following Wide Body Williams / Bally pinball machines.
(Williams) INDIANA JONES(Williams) STAR TREK THE NEXT GENERATION(Bally) JUDGE DREDD(Williams) DEMOLITION MAN
Reference:
A-16529A-16530A-17982 receiver blue boardA-17981 emitter green board
Select manufacturer to view game compatibility
Washer .265 x .500 x .015 inches
Rubber grommet - 3/8 inch OD
Spacer - metal mount bushing
Machine screw with 4-40 thread and 5/8" long with phillips pan head
Upgraded Trough Assembly for Williams / Bally pinball machines
Trough anti magnetic shim - Williams/Bally upgrade
7 transistor opto receiver board
