Here is the weekend schedule for IMSA WeatherTech SportsCar Championship action at the Mid-Ohio Sports Car Course.

The Acura Sports Car Challenge marks Round 4 for the Prototype and GT Le Mans classes, and Round 3 for the GT Daytona class.

Friday

9:45a-10:45a ET      Free Practice 1
3p-4p ET                   Free Practice 2

Saturday

8:35a-9:35a ET         Free Practice 3
12:05p-12:20p ET    GTD Qualifying
12:30p-12:45p ET    GTLM Qualifying
12:55p-1:10p ET      P Qualifying

Sunday

8a-8:20a ET              Warm-Up
10:15a-11a ET          IMSA WTSC Driver Autograph Session – Paddock
11:45a-12:45p ET     IMSA Open Grid Fan Walk – Pit Lane
12:55p-1:05p ET       Formation Laps
1:05p-3:45p ET        IMSA RACE

TV Tune-In

The race airs Sunday, May 6, at 1 p.m. ET on FS2.

It's race week from @Mid_Ohio! On May 6, @IMSA is back at the legendary road course for #IMSAatMO. Tune in Sunday at 1p ET on FS2. pic.twitter.com/ViRvmAysZ1

— Michelin Racing USA (@MichelinRaceUSA) April 30, 2018

Radio Tune-In

All IMSA sessions air live on RS2 IMSA Radio, via radiolemans.com.