
A 27-car field will take to the start as the 2023 IndyCar Series kicks off on the streets of St. Petersburg.
Although the 2.2-liter engines are unchanged ahead of the adoption of hybrid power for 2024, several noteworthy technical changes have been made including the adoption of Shell’s 100 percent renewable fuel lauded in testing by Josef Newgarden and a flurry of changes designed to improve racing on ovals, including aero tweaks and the requirement to use two different tyre compounds for the first time at World Wide Technology Raceway, Gateway.