P1racenews AI automatic summary:
IMSA has confirmed 56 entries for the sixth round of the 2025 SportsCar Championship season at Watkins Glen International.
IMSA has confirmed 56 entries for the sixth round of the 2025 SportsCar Championship season at Watkins Glen International, hosting the third Endurance Cup race on 27-29 June.
All four SportsCar categories – GTP, LMP2, GTD Pro and GTD – will return for this race, including 13 GTP cars headlining the field.
Noteworthy entries include Lamborghini’s #63 SC63 LMDh with Romain Grosjean and Daniil Kvyat, Proton Competition’s #5 Porsche 963, and the Whelen Cadillac V-Series.R crew.
In the LMP2 class, 12 Oreca 07 machines will compete, while GTD Pro features the #1 Paul Miller Racing BMW M4 GT3 Evo and Ben Barnicoat’s return with Vasser Sullivan’s #14 Lexus RC F GT3.
GTD will see the most competition, with 21 cars from nine manufacturers.






