Beverly Hills Heat 3
Los Angeles Motor Speedway
1.25 Mile Board Oval
20 Laps/25 Miles
April 10, 1921
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | X | Joe Thomas | 11 | Duesenberg | Duesenberg | Duesenberg | 20 | 0:14:10.8 105.78 | 30 |
| 2 | X | Eddie Hearne | 1 | Revere/Duesenberg | Duesenberg | Duesenberg | 20 | 0:14:11.0 105.76 | 10 |
| 3 | X | Tommy Milton | 2 | Durant | Duesenberg | Duesenberg | 20 | 0:14:11.1 105.75 | |
| 4 | X | Alton Soules | 3 | Frontenac | Frontenac | Frontenac | 20 | Finished | |
| 5 | X | Roscoe Sarles | 10 | Duesenberg | Duesenberg | Duesenberg | 7 | Flagged | |
| -- | -- | Jimmy Murphy | 12 | Duesenberg | Duesenberg | Duesenberg | -- | DNS, rough engine |
| Lap Leaders | Total | Laps |
| Joe Thomas | 20 | 1-20 |