List of all Los Angeles 150 races held in AAA National Motor Car Championship championships
| Race | Winner | Track | Race Start | |
|---|---|---|---|---|
 |
1919 Los Angeles 150 | Ascot Park | 23rd March 1919 |
| Race | Winner | Track | Race Start | |
|---|---|---|---|---|
|
1919 Los Angeles 150 | Ascot Park | 23rd March 1919 |