Troy Pirez is a longtime advocate of Radial racing and his third-gen Z28 was entered in X275. The car has blistered times in the 4.80 range, making him one of the quickest cars in the category. He runs a 565ci engine and qualified with a 4.92. The heat slowed down most of the quicker players but the racing was tight as the 32-car field was strung out between 4.78 and 5.04. Pirez sat 11th in the heap of 88 entries.