In 1969, while working there, Shinoda designed the "American Dragster" slingshot streamliner dragster. NHRA drag racer Shirley Muldowney was famous for driving a shocking pink dragster. Today both Top Alcohol Dragster and Top Alcohol Funny Car compete in NHRA drag racing. Thompson then turned to racing, winning many track and dragster championships. A six-lane mat racer slide complex called Dragster H2O was added to Soak City. Thompson collaborated with Fritz Voight on a 1958 twin-engined dragster. Top Fuel, Top Methanol Dragster, Top Methanol Funny Car, Pro Modified and Pro Stock. Schumacher is currently the driver of a Top Fuel Dragster seeking sponsorship. In 1971, Don Garlits introduced the "Swamp Rat XIV", a rear-engined Top Fuel dragster. Kingda Ka's layout and experience is nearly identical to that of Top Thrill Dragster. In 1993, Andretti drove the Taco Bell Express Top Fuel Dragster for owner Jack Clark. They featured the "DRAG-U-LA" custom dragster designed by famous auto customizer George Barris. Raptor and Top Thrill Dragster were repainted as well. Top Thrill Dragster, along with Kingda Ka, are the only strata coasters in existence. Later, Herman enters a race, driving Grandpa's custom dragster, the "DRAG-U-LA".