Note: This is the fourth of a five-part series looking back at the five best races of the 2025 NTT INDYCAR SERIES season – in chronological order – as judged by INDYCAR.com staff writers Curt Cavin, ...
Portland International Raceway opened in 1961 on the former location of the city of Vanport, which was destroyed by the Memorial Day 1948 flood. The 12-turn, 1.964-mile natural road course is ...
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