Assetto time trial server is running Mushroom Bridge with shifter karts if you want to set some times.
Mods are below if you need them, let me know if you run into any issues. Also, I'll be switching the config again around the end of the week, let me know if you've got any requests.
server: vrg time trial
pass: tfwnodriftfu
mods: https://mega.nz/folder/51UwSJ5L#yojjZdETcm95G2DMdKzSBQ
leaderboard: http://198.23.223.127:50041/lapstat