It will change to the extent form with 1 filesystem block for the EA names and values, and will mark the large value EA (60K) as remote and store its value in remote blocks. We did this in the lab :)

This table shows for various number of EA's named “name.xx” and value “value” on a 512 byte inode,what the fork offset will be and the maximum number of inline extents one can have (only a couple of these entries have been filled in).