He had an opportunity to race in the 1970 Indianapolis 500, but during the first lap of his qualifying attempt in his Eagle-Offy the yellow light was shown and Adamowicz slowed. However, the yellow was an error and Adamowicz was ordered to continue with the other 3 laps. The first lap,  slower than his others, dragged down his average to a point where he was bumped from the field.
Adamowicz had a chance to compete in the 1970 Indianapolis 500, but during his qualifying attempt, he slowed down after being incorrectly signaled by the yellow flag. He was then told to continue with the remaining laps, which ultimately resulted in him being bumped from the field due to his slower average.