Spring Creek – Entry Lists and more dirtbikenewseditor July 13, 2023 in AMA Pro Motocross, Motocross, SuperMotocross, Trending News Tagged AMA Motocross, MOTOCROSS, MX, Pro Motocross, SuperMotocross - 2 Minutes The entry lists and timetable for the seventh round of the AMA Pro Motocross Championship can be found below. 450cc Entry List 250cc Entry List Track Map Timetable Image Credit – Align Media