Competition Format
GTD PRO and GTD cars follow global GT3 technical regulations
Source: ImsaYou got a guy™ for tickets
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On the schedule
Friday
Saturday
Sunday
Thursday
Friday
Michelin Raceway Road Atlanta, Braselton, GA · Saturday
Official series links
IMSA WeatherTech SportsCar Championship Dossier
A sourced guide to race history and the documented trackside experience behind the ticket.
The essentials
Competition Format
GTD PRO and GTD cars follow global GT3 technical regulations
Source: ImsaCompetition Format
IMSA WeatherTech races four classes: GTP, LMP2, GTD PRO and GTD
Source: ImsaCompetition Format
Every IMSA WeatherTech race requires at least two drivers per car
Source: ImsaCompetition Format
Most GTP entries use a hybrid powertrain that stores energy recovered during braking
Source: ImsaCompetition Format
GTP qualifying lasts 20 minutes while qualifying for each other class lasts 15 minutes
Source: ImsaCompetition Format
Endurance races at Daytona, Sebring, Watkins Glen and Road Atlanta can use three or four drivers per car
Source: ImsaCompetition Format
The IMSA WeatherTech schedule combines endurance races with shorter sprint races
Source: WikipediaHistory
WeatherTech became the championship's title sponsor in 2016
Source: WikipediaHistory
Signature IMSA endurance events include the Rolex 24 at Daytona, Sebring, Watkins Glen and Motul Petit Le Mans
Source: ImsaHistory
The present IMSA championship formed in 2014 from the merger of the American Le Mans Series and Rolex Sports Car Series
Source: WikipediaIdentity
The IMSA WeatherTech SportsCar Championship features purpose-built Prototype cars and production-based GT cars
Source: ImsaIdentity
The IMSA SportsCar Championship is organized by the International Motor Sports Association
Source: WikipediaLive Presentation
IMSA pit stops can combine driver changes, refueling and tire changes
Source: ImsaLive Presentation
IMSA fan resources explain flags, starts, race procedures and pit stops
Source: ImsaLive Presentation
IMSA WeatherTech events offer an Open Grid and Fan Walk before the race
Source: ImsaLive Presentation
The color of an IMSA Leader Light number corresponds to the car's class
Source: ImsaLive Presentation
The Open Grid and Fan Walk lets spectators see race cars up close and meet drivers
Source: ImsaVerified videos selected for ticket buyers
IMSA OfficialOfficial
Source: IMSA WeatherTech SportsCar ChampionshipThe IMSA SportsCar Championship is organized by the International Motor Sports Association [2]
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