Kalender IMSA Weathertech Sportscar Championship 2018
| Datum | Meeting | Locatie |
|---|---|---|
| 06-01-2018 08-01-2018 | Roar before the Rolex 24 IMSA | Daytona International Speedway |
| 27-01-2018 28-01-2018 | Rolex 24 At Daytona IMSA | Daytona International Speedway |
| 15-03-2018 18-03-2018 | Mobil 1 12 Hours of Sebring IMSA | Sebring International Raceway |
| 07-04-2018 08-04-2018 | Long Beach IMSA | Long Beach Road Course |
| 06-05-2018 06-05-2018 | Mid-Ohio IMSA | Mid-Ohio Sports Car Course |
| 02-06-2018 03-06-2018 | Detroit IMSA | Detroit Belle Isle Circuit |
| 29-06-2018 02-07-2018 | 6H Watkins Glen IMSA | Watkins Glen International |
| 08-07-2018 08-07-2018 | SportsCar Grand Prix IMSA | Canadian Tire Motorsport Park |
| 21-07-2018 22-07-2018 | Lime Rock Park IMSA | Lime Rock Park |
| 03-08-2018 06-08-2018 | Road America IMSA | Road America |
| 18-08-2018 19-08-2018 | Michelin GT Challenge IMSA | Virginia International Raceway |
| 08-09-2018 09-09-2018 | Monterey Grand Prix IMSA | Mazda Raceway Laguna Seca |
| 10-10-2018 13-10-2018 | Petit Le Mans IMSA | Road Atlanta |
Pieter Dubois