Nascar Infinity Series at Portland International Raceway

The NASCAR Xfinity Series is a stock car racing series organized by NASCAR. It is promoted as NASCAR’s “minor league” circuit, and is considered a proving ground for drivers who wish to step up to the organization’s top level circuit, the NASCAR Cup Series.

In addition, two other race events take place this weekend:

The Automobile Racing Club of America (ARCA), is the leading grassroots stock car sanctioning body in the United States. Bridging the gap between NASCAR’s top three national touring series and weekly racing all across the country, including the ARCA Menards Series, ARCA Menards Series East, ARCA Menards Series West, the ARCA/CRA Super Series, and the ARCA Midwest Tour, plus weekly racing at Toledo and Flat Rock Speedways.

PRO3 is a spec racing class for BMW E30s in the Pacific Northwest. The series is the largest amateur race class in the International Conference of Sports Car Clubs (ICSCC). Nearly 80 ICSCC licensed drivers will take the wheel of a PRO3, with the average grid size of 20 cars.

Portland International Raceway, 1940 N Victory Blvd, Portland, OR 97217