Reigning NTT IndyCar Series champion Alex Palou led the first day of the two-day all-teams test on Sebring International Raceway’s short course, posting a best lap in the afternoon of 52.088s in the No. 10 Chip Ganassi Racing Honda.

Rahal Letterman Lanigan Racing’s Christian Lundgaard was second in the No. 45 Honda (52.107s, +0.019s) and Team Penske’s Josef Newgarden was third in the No. 2 Chevy (52.129s, +0.041s).

Andretti Global’s Colton Herta was fourth in the No. 26 Honda (52.190s, +0.102s) and Arrow McLaren’s Alexander Rossi made it five cars from five different teams in the top five with his No. 7 Arrow McLaren Chevy (52.252s, +0.164s).