IMSA Calendario de la temporada 2021

Evento	Fecha
Camino a las 24	22 ene   11:30
Camino a las 24 Sesión 1	22 ene   11:30
24h Daytona	30 ene   15:40
24h Daytona P1	28 ene   11:05
24h Daytona P2	28 ene   15:20
24h Daytona P3	28 ene   19:15
24h Daytona P4	29 ene   11:20
24h Daytona Race	30 ene   15:40
12h de Sebring	20 mar   10:10
12h de Sebring P1	18 mar   09:05
12h de Sebring P2	18 mar   13:55
12h de Sebring P3	18 mar   19:30
12h de Sebring QLF	19 mar   11:15
12h de Sebring Warm-Up	20 mar   08:00
12h de Sebring Race	20 mar   10:10
Mid-Ohio	16 may   15:00
Mid-Ohio P1	14 may   16:30
Mid-Ohio P2	15 may   08:50
Mid-Ohio QLF	15 may   12:20
Mid-Ohio Warmup	16 may   09:00
Mid-Ohio Race	16 may   15:00
Detroit	12 jun   17:10
Detroit P1	11 jun   08:00
Detroit P2	11 jun   12:00
Detroit QLF	11 jun   15:30
Detroit Warmup	12 jun   00:00
Detroit Race	12 jun   17:10
Watkins Glen	27 jun   10:40
Watkins Glen P1	25 jun   16:20
Watkins Glen P2	26 jun   08:00
Watkins Glen QLF	26 jun   11:50
Watkins Glen Race	27 jun   10:40
Canadian Tire Motorsport Park	02 jul   18:10
Canadian Tire Motorsport Park P1	01 jul   14:05
Canadian Tire Motorsport Park QLF	01 jul   17:40
Canadian Tire Motorsport Park Race	02 jul   18:10
Lime Rock	17 jul   15:10
Lime Rock P1	16 jul   11:25
Lime Rock P2	16 jul   14:45
Lime Rock QLF	16 jul   17:15
Lime Rock Race	17 jul   15:10
Road America	08 ago   14:40
Road America P1	06 ago   18:10
Road America P2	07 ago   09:55
Road America QLF	07 ago   14:50
Road America Race	08 ago   14:40
Laguna Seca	12 sept   16:10
Laguna Seca P1	10 sept   19:30
Laguna Seca P2	11 sept   11:45
Laguna Seca QLF	11 sept   16:05
Laguna Seca Race	12 sept   16:10
Long Beach	25 sept   14:05
Long Beach P1	24 sept   09:45
Long Beach P2	24 sept   13:20
Long Beach QLF	24 sept   16:50
Long Beach Race	25 sept   14:05
VIR	09 oct   12:10
VIR P1	08 oct   08:00
VIR P2	08 oct   11:55
VIR Race	09 oct   12:10
Road Atlanta	13 nov   12:10
Road Atlanta P1	11 nov   09:20
Road Atlanta P2	11 nov   14:20
Road Atlanta P3	11 nov   18:30
Road Atlanta QLF	12 nov   15:45
Road Atlanta Race	13 nov   12:10