Trevor Russell - TR Racing - Formula 4 U.S. Nico Christodoulou - Velocity Racing Development -… Matt Christensen - Jay Howard Driver Development -… Christian Weir - Gonella Racing - Formula 4 U.S. Boeing B-52G Stratofortress 58-0183 Maxwell Jamieson - DEForce Racing - Formula 4 U.S. Bryson Morris - Crosslink/Kiwi Motorsport - Formul… Gabriel Fonseca - Crosslink/Kiwi Motorsport - Form… Joseph Daniele - Crosslink/Kiwi Motorsport - Formu… Noel León - DEForce Racing - Formula 4 U.S. Arturo Flores - Gonella Racing - Formula 4 U.S. Bijoy Garg - Jay Howard Driver Development - Formu… Oscar Haffar - Jensen Global Advisors - Formula 4… Jason Alder - Velocity Racing Development - Formul… Viktor Andersson - Crosslink/Kiwi Motorsport - For… Chase Hyland - Jay Howard Driver Development - For… Will Edwards - Alliance Racing - Formula 4 U.S. Zoey Edenholm - Jay Howard Driver Development - Fo… Chase Gardner - Gardner Motorsports - Formula 4 U.… José Andrés Martínez - DEForce Racing - Formula 4… Honda Civic Type R Pace Car - Formula 4 U.S. Jamie Chadwick - W Series Piper PA-48 Enforcer N481PE Erik Evans - Velocity Racing Development - Formula… Rodrigo Gutiérrez - DC Autosport - Formula 4 U.S. Max Parker - Jensen Global Advisors - Formula 4 U.… Dylan Hajicek - Crosslink/Kiwi Motorsport - Formul… Justin Arsenau - ICAR Canada Racing - Formula 4 U.… Kerong Li - Jensen Global Advisors - Formula 4 U.S… Chara Mansur - DEForce Racing - Formula 4 U.S. Mac Clark - Gonella Racing - Formula 4 U.S. Sikorsky CH-37B Mojave 58-1005 "Tired Dude" Eurocopter AS350 N32HX Recycled Roadrunner Will Power - Team Penske - Acura Grand Prix of Lon… Hélio Castroneves - Meyer Shank Racing - Acura Gra… Charlie Kimball -A.J. Foyt Enterprises - Acura Gr… Felix Rosenqvist - Arrow McLaren SP - Acura Grand… Graham Rahal - Rahal Letterman Lanigan Racing - Ac… Oliver Askew - Rahal Letterman Lanigan Racing - Ac… Takuma Sato - Rahal Letterman Lanigan Racing - Acu… Dalton Kellett -A.J. Foyt Enterprises - Acura Gra… Scott Dixon - Chip Ganassi Racing - Acura Grand Pr… Simon Pagenaud - Team Penske - Acura Grand Prix of… Patricio O'Ward - Arrow McLaren SP - Acura Grand P…