AC time trial server is running Monza 1966 with the Lotus Type 49 if you want to set a time.
It's all official base game content, no DLC or mods needed this time around.
server: vrg time trial
pass: tfwnodriftfu
leaderboard: http://198.23.223.127:50041/lapstat

>>354642627
I'll probably switch it sometime next week, I'm going to try to update it more often. If you've got any requests, let me know.