
Chevrolet and Honda have swivelled their resources from testing their 2.4-litre engines to cooperating with each other and working with a new hybrid component supplier after it became clear that the proposed component from Mahle would be insufficient for the rigours of IndyCar racing and would not be ready in time for the 2024 season.
On the eve of the 2022 season, IndyCar announced that adoption of the new formula was being pushed back a year to 2024 due to global parts supply chain issues.