The problems began 25 minutes into practice as the No. 15 Rahal Letterman Lanigan Racing Honda of Rahal pulled out of the last corner and began slowing along the front straight of Indianapolis Motor Speedway’s 2.439-mile, 14-turn circuit.
As the Ohio native engaged the clutch to coast down the front straight, he reported “something isn’t right” over the radio before adding “it’s letting go” in reference to the new engine that was put in ahead of the weekend.
