Since 1980, BYU is 6-31-1 against BCS teams that have won 8 or more games in a season. The biggest margin of victory in the six wins was 28-21 vs Miami in 1990.
Code:
Season W/L Team Opponent Record PF PA
1997 W BYU Arizona St. 9-3-0 13 10
1990 W BYU Miami (FL) 10-2-0 28 21
1989 W BYU Oregon 8-4-0 45 41
1988 W BYU Colorado 8-4-0 20 17
1981 W BYU Washington St. 8-3-1 38 36
1996 W BYU Kansas St. 9-3-0 19 15
1991 T BYU Iowa 10-1-1 13 13