There were concerns early on after Kyle Larson, the sixth driver to go out in the qualifying order, endured a brief hiccup of power to his No. 17 Arrow McLaren-Rick Hendrick Chevrolet during a downshift off Turn 1 on his final of the four-lap run that led to aborting his maiden attempt.
Problems reared again when Arrow McLaren’s Pato O’Ward went out in the mid-point of the day for an initial run – after pulling out of line for his guaranteed first attempt – and suffered a similar fate.
