What exactly are you trying to do? Why are you so worried about showing 1 in block 91? My aproch would be spend 5 min and search the forum
You can write this Eeprom http://nefariousmotorsports.com/forum/index.php?action=dlattach;topic=6382.0;attach=9968
Log in with vcds and change soft coding to suit
Or if you want the actual Eeprom to match your flash the first post on this thread
http://nefariousmotorsports.com/forum/index.php?topic=4738.0