The test offered drivers a rare chance to run their Next Gen machinery and gather data at the 1.5-mile speedway, which hosts a Round of 8 race – the Dixie Vodka 400 – on October 23.
Penske’s rookie Daytona 500 winner Austin Cindric topped the field on Tuesday in his Ford Mustang at 165.548mph, ahead of teammate Joey Logano and the Joe Gibbs Racing Toyota Camry of Denny Hamlin.
