2005 AMA National Speedway Championship

Over the course of 20 heats, each rider raced against every other rider once. The field was then split into sections of four riders, with the top four entering the 'A' Final. Points were then awarded depending on where a rider finished in each final. The points in the 'A' Final were awarded thus, 20, 18, 16 and 14. Bonus points for were also awarded.