The provisional calendar for the 2023 season was announced on 22 September 2022.
[1] On the 11th of April it was announced the 4 Hours of Imola would be postponed due to ongoing works on the pit lane and paddock areas.
[4] All cars in the LMP3 class used the 2020 spec Nissan VK56DE 5.6L V8 engine and Michelin tyres.
The new-for-2022 race length of 1h 50m removes the need for the additional mandatory stop that was introduced in 2020 to mitigate unexpected higher fuel consumption.
Points are awarded according to the following structure: Bold – PoleItalics – Fastest Lap