Ideally we’d have around 6 drivers for competition to ensure that all drivers are properly rested and wouldn’t have race 2 days in a row, however, it need be then 4 drivers is the absolute minimum we can have just to ensure driver health; potentially use a booster seat for shorter drivers.
Candidates:
Yanshen Zhou
Michael Hanley
Matthew Scorcia
Adan Khokhar
...
Katharine Laughton
Jasmine Thind