Museum of the Game® & International Arcade Museum® Forums

So I have a Cruis'n world. First ever driving game for me.

It currently is at version 1.9. I'd like to get it to the newest romset which is v2.5

Is it just a matter of swapping out ROMS U10-U13 ? I know there's a security chip or something, but I wont be linking anything. Is that still needed?