IndyCar to test tires for 100th Indy 500 on Wednesday

Marco Andretti of Andretti Autosport and Helio Castroneves of Team Penske will test Firestone tires Wednesday on the Indianapolis Motor Speedway oval.

They will be joined in IndyCar Series team testing by Ryan Hunter-Reay (Andretti Autosport), Simon Pagenaud (Team Penske), Ed Carpenter (CFH Racing) and Tony Kanaan (Ganassi Racing).

Firestone will test 24 specifications that will comprise the 10 sets for next year's 100th running of the Indianapolis 500.

Wednesday's session will run from 9 a.m.-5 p.m. Free spectator viewing will be permitted from the infield area in front of the Hall of Fame Museum.