Fernando Alonso
No. 29 Andretti Autosport Honda
Mikhail Aleshin
No. 7 Schmidt Peterson Motorsports Honda
Marco Andretti
No. 27 Andretti Autosport Honda
Sebastien Bourdais
No. 18 Dale Coyne Racing Honda
Ed Carpenter
No. 20 Ed Carpenter Racing Chevrolet
Helio Castroneves
No. 3 Team Penske Chevrolet
Gabby Chaves
No. 88 Harding Racing Chevrolet
Full list here: http://www.foxsports.com/motor/gallery/indianapolis-indy-500-fernando-alonso-cars-drivers-all-33-051917