66th Mobil 1 Twelve Hours of Sebring Calendar Tickets When: March 17, 2018 @ 10:40 am – 10:40 pm 2018-03-17T10:40:00-04:00 2018-03-17T22:40:00-04:00 Where: Sebring International Raceway 113 Midway Dr Sebring, FL 33870 USA