See if the links in this post still work...

http://www.gearhead-efi.com/Fuel-Injection/showthread.php?3609-BCCLookup-XLS-and-Text-File&highlight=bcc+lookup

BCC stands for "broadcast code" and it is a 4 letter code that identifies a stock calibration... almost like a "model number" for the bin.
I have a spread sheet that lists all of these and there is...