Over the course of his career, Thompson set more speed and endurance records than any other man in automotive history. He is credited with designing and building the first slingshot dragster, in 1954, moving the seat behind the rear axle to improve traction when existing racing tires proved unable to handle the output of increasingly powerful custom engines. This car, the "Panorama City Special", debuted at the first NHRA U.S. Nationals at the Great Bend Municipal Airport in Great Bend, Kansas, in 1955. The car ultimately ran a best speed of . A change so momentous would not happen again until Don Garlits introduced the rear-engined digger in 1971. Thompson also was noted for being the first manager of Lions Drag Strip in Wilmington, California, in 1955.