The Rocket Racing League will show off its Mark-1 X-Racer at the , the third annual space festival held in New Mexico. The X-Racer will be the de facto vehicle competing in the league's Nascar-inspired rocket-racing events, which were scheduled for this year but have been delayed until 2008. The X-Racer is 20 feet long, 8 feet tall and weighs 3,000 pounds. It has a LOX/kerosene propulsion system with maximum speeds of 320 mph. It lands horizontally.