The original ford supplied chips in the L6 were normally SSS chips, 88741S, if that's any help.
I've got 4 or 5 chips for L6 somewhere, some copies, some gen GGR, msd as well, if not thrown, if, and it's a big if I can find one/them you can have it FOC, they're stg 1 and 3 chips.
tabetha