Supercross
2008 - Irving April 5, 2008 Supercross
2007 - Irving March 31, 2007 Supercross
2006 - Irving April 22, 2006 Supercross
2005 - Irving April 2, 2005 Supercross
2004 - Irving April 17, 2004 Supercross
2003 - Irving April 12, 2003 Supercross
2002 - Irving April 20, 2002 Supercross
2001 - Irving April 21, 2001 Supercross
2000 - Irving April 8, 2000 Supercross
1999 - Irving February 27, 1999 Supercross
1998 - Irving April 25, 1998 Supercross
1997 - Irving April 26, 1997 Supercross
1996 - Irving March 23, 1996 Supercross
1995 - Irving April 29, 1995 Supercross
1994 - Irving April 23, 1994 Supercross
1993 - Irving March 27, 1993 Supercross
1992 - Irving May 30, 1992 Supercross
1991 - Irving April 27, 1991 Supercross
1990 - Irving April 7, 1990 Supercross
1989 - Irving April 1, 1989 Supercross
1988 - Irving April 16, 1988 Supercross
1987 - Irving April 4, 1987 Supercross
1986 - Irving April 26, 1986 Supercross
Supercross
1984 - Irving April 14, 1984 Supercross
1983 - Irving April 16, 1983 Supercross
1977 - Irving March 26, 1977 Supercross
1976 - Irving March 19, 1976 Supercross
1975 - Irving February 28, 1975
