A change before the Spa 6 Hours, round three of the 2023 WEC, was the only opportunity for revision in the first half of the season under a new BoP system introduced for 2023.
The BoP for the first four races up to and including Le Mans was set ahead of the season-opener at Sebring in March, with a shift in the balance between the Le Mans Hypercars and LMDh machinery being the only permissible change after two races.
