April 16, 1950		Los Angeles Fairgrounds, Pomona, CA	AAA Midget	Johnnie Parsons
February 24, 1952		Los Angeles Fairgrounds, Pomona, CA	AAA Stock Car	Jim Rigsby
October 12, 1952		Los Angeles Fairgrounds, Pomona, CA	AAA Stock Car	Jack McGrath
February 24, 1957		Los Angeles Fairgrounds, Pomona, CA	USAC Stock Car	Sam Hanks
February 23, 1958		Los Angeles Fairgrounds, Pomona, CA	USAC Stock Car	Johnny Mantz
March 8, 1959	Examiner Grand Prix of Pomona	Los Angeles Fairgrounds, Pomona, CA	USAC Road Racing Championship	Ken Miles