IndyCar has delayed the introduction of its new hybrid power units again, blaming supply problems.
The series was due to replace its current 2.2-litre V6 engines with 2.4-litre models producing 800bhp. These were to be augmented by hybrid power systems, in a first for the series, lifting total power output to 900bhp.
The championship intends to hold its first track test of the new engines at the end of the month. However it announced today it will continue using its current engines for one further season, following discussions with suppliers Honda and Chevrolet, introducing the new engines instead in 2024.
IndyCar president Jay Frye said the series is “pleased with the pace of the technical development” of its new power units but problems with the supply of parts had prompted the decision to delay their introduction.
“We are very encouraged by the progress our team and our partners have made, but an immediate decision needed to be made to ensure we are prepared for the 2023…