About this event
Join USAC Flag Marshals in supporting IMSA at Indianapolis September 18-21. The weekend will feature the WeatherTech SportsCars for the new the new 6 Hour event as a part of the IMSA Endurance Championship. Other support series include Michelin Pilot Challenge, Lamborghini Super Trofeo and Porsche Carrera Cup.
Event requirements
YOU MUST BE A 2025 USAC FLAG MARSHALS MEMBER TO PARTICIPATE FOR THIS EVENT.
For more information regarding USAC Flag Marshals membership, email us at imsflagchief@ix.netcom.com or go to https://usacracing.redpodium.com/2025-usac-flag-marshal-membership to register for your membership.
If you already have your 2025 USAC Flag Marshals membership you may continue to register for the event.
Venue
Indianapolis Motor Speedway
Indianapolis, IN
Organizer
USAC Flag Marshals
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