The track opened for time trials on Saturday May 18 with eleven cars still eligible for the pole position round. Gordon Johncock was the first driver out, and he completed a run of 186.287 mph. The next car out was Mike Hiss, who qualified third at 187.490 mph. Andretti was the last driver who was a factor for the pole, but he ended up fifth. At 12:30 p.m., the pole round was officially over, with A. J. Foyt holding on to the pole position. The field officially was filled to 24 cars. As soon as the pole round had concluded, rain fell, closing the track for almost four hours.