Slam'n Sammy Miller and Ron Vigneri's world record holding "Oxygen" rocket powered ice racer. It used a rocket engine of a radial screen catalyst design, rather than the traditional packed disk design, which was installed with the ability to produce the equivalent of 8,000 horsepower at about 600 psia inlet pressure with 90% concentration by weight hydrogen peroxide. On Sunday Feb. 15th 1981 with a crowd of over 20,000 people watching to a Slam'n Sammy Miller officially took Oxygen from 0 to 247.78 mph in 500 feet in 1.6 seconds. A new World Record.