8/21/1966 at Illinois State Fairgrounds
Silver Crown
USAC Silver Crown
A Feature
| Pos | Start | Driver | Hometown | Car |
|---|
| 1 | - | Don Branson | | 4 |
| 2 | - | Mario Andretti | Nazareth, PA | 1 |
| 3 | - | A.J. Foyt Jr | Houston, TX | 2 |
| 4 | - | Joe Leonard | | 7 |
| 5 | - | Louie Unser | | 5 |
| 6 | - | George Snider | Bakersfield, CA | |
| 7 | - | Bud Tingelstad | Dayton, OH | |
| 8 | - | Ralph Liguori | | |
| 9 | - | Larry Dickson | Marietta, OH | |
| 10 | - | Carl Williams | | |
| 11 | - | Jim McElreath | | 3 |
| 12 | - | Dick Atkins | Hayward, CA | 98 |
| 13 | - | Bob Harkey | Charlotte, NC | |
| 14 | - | Roger McCluskey | Tucson, AZ | |
| 15 | - | Gary Congdon | | |
| 16 | - | Bob Tattersall | Streator, IL | |
| 17 | - | Ronnie Duman | | |
| 18 | - | Chuck Hulse | | |
| 19 | - | Arnold Knepper | | |