When the chequered flag waved as Alex Palou took victory in last Sunday’s race at Laguna Seca, it also signalled an end of an era in the IndyCar Series as part of an unprecedented mid-season powerplant change.
The Internal Combustion Engine (ICE) is evolving as IndyCar pairs the current 2.2-litre twin-turbo V6 engine, a pillar for the series since 2012, with hybrid technology beginning at the next round at Mid-Ohio on 5-7 July.
