1913 Chicago Auto Club Trophy Race
29 August - Elgin, IL: 36 laps x 13.026 km = 468.936 km

 Pole Position: Joe Dawson
Fastest lap: N/A

Results:

1 21 Ralph DePalma        Mercer             4:31:56.90
2 20 Joe Dawson           Deltal Mercer      4:39:52.75
3 24 Billy Chandler       Mason  Duesenberg  31 Flagged
4 25 Harry Endicott       Endicott Nyberg    30 Broken water pipe
5 22 Eddie Rickenbacker   Mason Duesenberg   27 Flagged

Retirements:

6 23 Spencer Wishart      Mercer             23 Broken spring
7 27 Charles Luttrell     Mercer             14 Burned bearing
8 26 Ralph Mulford        Mason Duesenberg   10 Sheared flywheel

Race Notes

1) Cars were started at 30 second intervals
2) Cars limited to 231-300 ci displacement