There back . Its the return of the Spring Sand Drag and Mud Bog season at ET Motopark / Arizona Speedway. Saturday April 21st at 7:00pm the 3rd round of the spring season as the Valleys toughest trucks, and fastest Sand vehicles make there way out to Az's Biggest and Best Sand drag and Mud bog facility. Don't miss the mud flying and the engines roaring as there will be over 100,000 horsepower on display as we get ready for another exciting night of Sand Drag and Mud Bogging action at the East Valleys Biggest off road park. Cost of admission is $10 for adults, $5 for kids and kids 5 and under are always free. For more information call 480-926-6688.