But he never ended up replacing fill-in driver Justin Allgaier because rain halted that race, too. There were questions all week about what Arrow McLaren would do should rain impact the Indy 500.

After finally breaking through and capturing his first NASCAR Xfinity Series championship in 2024, the floodgates have opened for Justin Allgaier. Allgaier entered Saturday's SciAps 300 at ...