
Nick Tandy Tops First Sebring Practice in Porsche 963
Porsche Penske Motorsport's Nick Tandy set the fastest time in the opening practice session for the Mobil 1 Twelve Hours of Sebring, piloting the No. 7 Porsche 963 to a lap time of 1m48.651s under sunny conditions. Tandy shares the car with Rolex 24 At Daytona co-winners Felipe Nasr and Laurens Vanthoor.

IndyCar at Sebring testing session
The session saw three red flag interruptions: first for software issues with the No. 6 Penske Porsche 963, then for Danny Formal's significant crash in the No. 45 Wayne Taylor Racing Lamborghini, and finally for Jeremy Clarke's off-track excursion in the No. 43 Inter Europol Competition ORECA.
Class leaders included:
- GTP: Nick Tandy (Porsche 963) - 1m48.651s
- LMP2: Nicklas Nielsen (AF Corse) - 1m50.403s
- GTD PRO: Davide Rigon (DragonSpeed Ferrari) - 2m00.866s
- GTD: Russell Ward (Winward Racing Mercedes) - 2m00.787s
The highly anticipated Aston Martin Valkyrie made its practice debut, with Alex Riberas setting a time of 1m51.304s after an initial setback with a penalty. Meyer Shank Racing's Acuras showed strong pace, claiming second and third positions in GTP with the No. 93 and No. 60 cars respectively.

Race results table at Sebring 2025
Notable performances included Romain Grosjean's competitive showing in the Lamborghini SC63, finishing within 1.2 seconds of the leader, and strong showings from both Mercedes-AMG GT3s in the GTD category, securing a 1-2 finish in class.