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1921 International 500

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AAA Champ Car Series race number 12 of 20
Monday, May 30, 1921 at Indianapolis Motor Speedway, Speedway, IN
200 laps on a 2.500 mile brick track (500.000 miles)

Time of race: 5:34:45
Average speed: 89.621 mph
Pole speed: 100.75 mph

Cautions: n/a
Margin of victory: 229.38 sec
Attendance: 135000
Lead changes: 3

Glossary 1921 AAA Champ Car Series results / 1921 standings

Pos	St	#	Driver	Sponsor / Owner	Chass./Eng.	Laps	Money	Status	Led
1	20	2	Tommy Milton	Frontenac Motors (Chevrolet Brothers)	Frontenac / Frontenac	200	26200	running	90
2	2	6	Roscoe Sarles	Duesenberg Straight 8	Duesenberg / Duesenberg	200	10100	running	1
3	8	23	Percy Ford	Frontenac Motors (Stanley Kandul)	Frontenac / Frontenac	200	5000	running	0
4	9	5	Eddie Miller	Duesenberg Straight 8	Duesenberg / Duesenberg	200	3500	running	0
5	13	16	Ora Haibe	Sunbeam Motor Car	Sunbeam / Sunbeam	200	3000	running	0
6	14	9	Albert Guyot	Duesenberg Straight 8	Duesenberg / Duesenberg	200	2000	running	0
7	10	3	Ira Vail	Leach (Ira Vail)	Miller / Miller	200	1800	running	0
8	15	21	Bennett Hill	Duesenberg (John Thiele)	Duesenberg / Duesenberg	200	1600	running	0
9	21	8	Ralph Mulford	Frontenac Motors (Chevrolet Brothers)	Frontenac / Frontenac	177	1500	running	0
10	17	15	Rene Thomas	Sunbeam Motor Car	Sunbeam / Sunbeam	144		water hose	0
11	18	27	Tom Alley	Frontenac Motors (L.L. Corum)	Frontenac / Frontenac	133		connecting rod	0
12	1	4	Ralph DePalma	Ballot (Ralph DePalma)	Ballot / Ballot	112	10600	connecting rod	108
13	4	1	Eddie Hearne	Revere (Eddie Hearne)	Duesenberg / Duesenberg	111		oil line	0
14	19	24	Jimmy Murphy	Duesenberg Straight 8	Duesenberg / Duesenberg	107		crash	0
15	16	17	Riley Brett	Junior 8 (George Wade)	Brett / Brett	91		crash	0
16	23	28	Cornelius Van Ranst	Frontenac Motors (Cornelius Van Ranst)	Frontenac / Frontenac	87		oil line	0
17	3	7	Joe Boyer	Duesenberg Straight 8	Duesenberg / Duesenberg	74		rear axle	1
18	6	19	Jean Chassagne	Peugeot Auto Racing (Jean Chassagne)	Peugeot / Peugeot	65		engine hood	0
19	5	22	Jules Ellingboe	Frontenac Motors (Jules Ellingboe)	Frontenac / Frontenac	49		oil line	0
20	11	14	Andre Boillot	Talbot-Darracq (Coatalen)	Sunbeam / Sunbeam	41		rod bearing	0
21	7	18	Louis Fontaine	Junior 8 (George Wade)	Brett / Brett	33		crash	0
22	22	25	Joe Thomas	Duesenberg Straight 8	Duesenberg / Duesenberg	24		crash	0
23	12	10	Howdy Wilcox	Peugeot Auto Racing (Jules Goux)	Peugeot / Peugeot	22		connecting rod	0

Relief Drivers:

Car #23: Andy Burt (11 laps); Jules Ellingboe (95 laps)
Car #5: Jimmy Murphy (107 laps)
Car #9: Eddie Miller (61 laps); Joe Boyer (38 laps)
Car #21: Jerry Wonderlich
Car #24: Eddie Pullen
Car #17: Harry Thicksten

Pos	Name	Nbr	Sponsor	Owner	Car
Failed to qualify, withdrew, or driver changes:
	Mervin Headley	26	Frontenac		Frontenac / Frontenac
WD	Tommy Milton		Duhrn / Duesenberg Straight 8		Duesenberg / Duesenberg
WD	John Thiele	21	Duesenberg Straight 8	John Thiele	Duesenberg / Duesenberg
WD	Joe Boyer	25	Duesenberg Straight 8		Duesenberg / Duesenberg
WD	Eddie Pullen	25	Duesenberg Straight 8		Duesenberg / Duesenberg
WD	L.L. Corum	27	Frontenac		Frontenac / Frontenac

Leader	From Lap	To Lap	# Of Laps
Lap leader breakdown:
Ralph DePalma	1	1	1
Roscoe Sarles	2	2	1
Ralph DePalma	3	110	108
Tommy Milton	111	200	90