Sun 24 Jun 2001 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 25 Jun 2000 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 20 Jun 1999 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 21 Jun 1998 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 22 Jun 1997 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 23 Jun 1996 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 25 Jun 1995 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 26 Jun 1994 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 27 Jun 1993 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 21 Jun 1992 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 23 Jun 1991 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 24 Jun 1990 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 25 Jun 1989 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 19 Jun 1988 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 14 Jun 1987 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 15 Jun 1986 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 16 Jun 1985 Unnamed event Portland International Raceway · United States · United States of America 1 race
Sun 17 Jun 1984 Unnamed event Portland International Raceway · United States · United States of America 1 race
Install RCRZ