Let's see if I have this right: The Top 3 from each of the 4 A Mains from Tuesday-Wednesday-Thursday-Friday all advance to Saturday's A Main. Positions 4-10 in each of the aforementioned weekday A Mains go to a B Main on Saturday Night.
https://www.chilibowl.com/news/?i=55890
You cannot tell the drivers without a scorecard, so with that format/formula, here are the drivers, as of the end of Tuesday Night, that are locked in for Saturday Night:
A Main:
01 Kyle Larson
63D Brad Sweet
7BC Tyler Courtney
B Main (one of):
4 Tom Harris
67 Logan Seavey
57BC Giovanni Scelzi
3N Jake Newman
05 Brad Loyet
118 Scott Evans
7K Justin Peck