Top Fuel points leader Spencer Massey failed to qualify Saturday for the final eliminations in the NHRA Arizona Nationals at Firebird International Raceway. Larry Dixon, Cruz Pedregon, Mike Edwards and Hector Arana Jr. raced to the No. 1 qualifying positions in the 20th of 22 events in the NHRA Full Throttle Drag Racing Series and the fourth of six races in the NHRA Full Throttle Countdown to the Championship, the six-race playoffs to determine the world championships.
