Racer X Films: Thunder Valley, Remastered June 3, 2015, 7:00pm Austin White Home Multimedia Video Racer X Films Racer X Films: Thunder Valley, Remastered - Motocross Lakewood, CO Thunder ValleyAMA Pro Motocross Championship Share Facebook Twitter Round three of Lucas Oil Pro Motocross has come and gone. Take a look back at all of the action.
