#7-Regan Smith was quickest during happy hour for the OReilly Auto Parts 300 with a speed of 185.427mph. He was followed by:#99-Alex Bowman, #77-Parker Kligerman, #32-Kyle Larson, #88-Dale Earnhardt, Jr., #6-Trevor Bayne, #11-Elliott Sadler, #30-Nelson Piquet, Jr., #31-Justin Allgaier, and #19-Mike Bliss.All 45 drivers participated in the session. See complete results on the Texas Motor practice 2 speeds page (pdf) .
