Quoted from Defender:You can also get it from Marco:
http://www.marcospecialties.com/pinball-parts/520-5246-00
However, this board (and the one you were looking at) does not ship with the boot ROM installed, as you would swap that from your original board. So you may be out of luck unless you also want to buy a new boot ROM.
http://www.marcospecialties.com/pinball-parts/965-BOOT-SAM
Yes!!! Now they are back in stock!! Thanks. I honestly didn't think Marco would get anymore