The FIA, commonly with the ACO and IMSA added a few lines to the technical regulations of the fastest categories.
Aston Martin entering WEC Hypercar, IMSA GTP fields with Valkyrie LMH
Le Mans Hypercar LMH 2024 All Cars/Teams/Specs Ferrari 499p Toyota GR010 Peugeot 9X8 Vandervell 680
LMDh Manufacturers in Support of Aston LMH Program – Sportscar365
An update on all the new entries for Le Mans and WEC for 2023 & 2024
Ferrari 499P Modificata: how to keep lucky customers happy
Ferrari 499P Hypercar Set to Take On the 24 Hours of Le Mans in 2023
Classes - FIA World Endurance Championship
2023 WEC and IMSA season guide – Le Mans Hypercar and LMDh contenders
The Exciting New Engine Rules of the Le Mans Hypercar Class Explained - autoevolution
Ferrari targets Le Mans win with all-new prototype - PistonHeads UK
Energy Management of a Hybrid Car - Engineering Cheat Sheet
Peugeot's wingless 9X8 Le Mans Hypercar is innovative and incredible - CNET