Tommy Hinnershitz won the 40-lap feature at Williams Grove Speedway's opening meeting.
Williams Grove Speedway
United States
Streckenlayout: Main Oval
- Land
- United States
Streckenfakten & Geschichte
Brent Marks won the 2023 National Open at Williams Grove Speedway.
Two-time Indianapolis 500 winner Gordon Johncock won the first National Open at Williams Grove in 1963.
