100 Ohm power supply potentiometer

Rockwell R6502A
8-Bit Microprocessor CPU  

Used on many arcade boards. 
40 Pin DIP Package 

Very hard to find NOS part, while supply lasts.

200Ω 5 Watt Axial Resistor

Used on QBert power supply location R23.

Q*Bert sound amp heatsink.

This will fit any Gottlieb sound board that uses the LM379S amp chip.

Includes heatsink and mounting screws.

10k multi-turn pot

Used on Q*bert sound board and other Gottlieb sound boards.

R6 & R13.

LM379S

This sound amp was used on many Gottlieb games such as Q*Bert, Mad Planets and Reactor.

Also used on Gottlieb system 80 pinball.

IC has an integral metal rail used to mount a heatsink.

6502A
8-Bit Microprocessor CPU  

Used on many arcade boards. 
40 Pin DIP Package 

Refurbished used pulls , may have minor cosmetic blemishes.