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1972 California 500

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USAC Champ Car Series race number 8 of 10
Sunday, September 3, 1972 at Ontario Motor Speedway, Ontario, CA
200 laps on a 2.500 mile paved track (500.0 miles)

Time of race: n/a
Average Speed: 151.54 mph
Pole Speed: 199.6 mph

Cautions: 11 for 57 laps
Margin of Victory: n/a
Attendance: n/a
Lead changes: 9

Glossary 1972 USAC Champ Car Series results / 1972 standings

Fin	St	#	Driver	Sponsor / Owner	Chassis / Engine	Laps	Money	Status	Led	Points
16	9	1	Joe Leonard	Samsonite (Ralph Wilke)	Parnelli / Offy	162	9,133	piston	0
26	21	10	Lee Kunzman	Gilmore Racing (Lindsey Hopkins)	Eagle / Offy	56	6,837	spun out	0
23	2	12	Peter Revson	Gulf (Bruce McLaren)	McLaren / Offy	81	8,963	oil pressure	0
1	8	14	Roger McCluskey	American Marine (Lindsey Hopkins)	McLaren / Offy	200	131,081	running	40	1000
11	14	15	Steve Krisiloff	RAC (Grant King)	King / Offy	178	10,594	running	0	100
10	24	16	Johnny Rutherford	Thermo King (Don Gerhardt)	Eagle / Offy	178	11,429	differential	0	150
20	19	18	Swede Savage	Michner Industries (Pat Patrick-Walt Michner)	Brabham / Offy	118	8,089	turbocharger	0
30	6	2	A.J. Foyt	ITT / Thompson (A.J. Foyt)	Coyote / Foyt	28	9,502	differential	27
7	31	20	Art Pollard	STP Oil Filter (Andy Granatelli)	Lola / Foyt	194	13,934	running	0	300
28	26	23	Mel Kenyon	Gilmore Racing (Lindsey Hopkins)	Eagle / Offy	48	6,419	differential	0
13	3	24	Gordon Johncock	Gulf (Bruce McLaren)	McLaren / Offy	169	15,550	crash	94
25	17	27	Dennis Zimmerman	Bryant Heating & Air Conditioning (Rolla Vollstedt)	Vollstedt / Offy	58	7,045	oil pressure	0
9	29	28	Bill Simpson	St. Louis (Bill Simpson)	Eagle / Offy	183	12,264	running	0	200
8	22	29	George Snider	MVS Inc.	Coyote / Foyt	192	13,099	running	0	250
3	13	3	Billy Vukovich, Jr.	Sugaripe Prune (Jerry O'Connell)	Eagle / Offy	199	43,659	running	5	700
19	12	34	Sam Posey	Norris Industries (Champ Carr Inc.)	Eagle / Offy	123	8,298	ignition	0
31	4	4	Al Unser	Viceroy (Vel Miletich)	Parnelli / Offy	27	5,793	throttle	0
21	32	40	Wally Dallenbach	STP Oil Treatment (Andy Granatelli)	Lola / Foyt	109	7,880	valve	0
33	1	48	Jerry Grant	Olsonite (Oscar Olson)	Eagle / Offy	0	11,041	engine	0
17	16	5	Lloyd Ruby	Wynn's (Gene White)	Lola / Foyt	149	8,715	turbocharger	0
12	7	52	Jimmy Caruthers	Wynn's (Gene White)	Atlanta / Offy	171	9,759	water line	0	50
24	23	6	Bobby Unser	Olsonite (Oscar Olson)	Eagle / Offy	73	8,254	engine	11
14	27	61	Carl Williams	Eisenhour-Brayton Racing Team	Coyote / Foyt	164	9,342	throttle	0
2	20	66	Mike Hiss	Sunoco DX (Roger Penske)	McLaren / Offy	199	70,409	running	0	800
18	15	68	John Mahler	Roy Woods Racing (Roy Woods)	McLaren / Offy	134	8,507	crash	0
6	18	77	Salt Walther	Dayton Steel Wheel (George Walther)	McLaren / Offy	195	17,287	running	0	400
29	25	83	Jerry Karl	Oriente Express (Smokey Yunick)	Eagle / Chevy	45	6,210	transmission	0
4	11	84	Sammy Sessions	ITT / Thompson (A.J. Foyt)	Coyote / Foyt	196	25,569	running	0	600
32	28	89	John Martin	Automotive Technology	Brabham / Offy	19	5,584	piston	0
27	5	9	Mario Andretti	Viceroy (Vel Miletich)	Parnelli / Offy	52	7,378	engine	0
22	33	94	Johnny Parsons	Niagara Falls Wine (Tassi Vatis)	Finley / Offy	88	7,672	valve	0
15	30	97	Rick Muther	Vivitar (Vel Miletich)	Eagle / Offy	162	8,924	running	0
5	10	98	Mike Mosley	Vivitar (Ralph Wilke)	Eagle / Offy	195	23,609	transmission	23	500

Failed to qualify: Billy Vukovich, Jr. (#32), Greg Weld (#37), Al Loquasto (#43)

Condition	From Lap	To Lap	# Of Laps	Reason
Caution flag breakdown:
	1	3	3
	4	10	7	jackrabbits turn 2
	11	11	1
	12	15	4	jackrabbits backstretch
	16	20	5
	21	25	5	#28 spun turn 4
	26	30	5
	31	34	4	#2 tow-in
	35	61	27
	62	68	7	rain
	69	73	5
	74	76	3	#6 engine
	77	78	2	rain
	79	94	16
	95	98	4	#94 stalled turn 2
	99	125	27
	126	133	8	#34 tow-in
	134	137	4
	138	145	8	#68 accident turn 2
	146	170	25
	171	175	5	#24 accident turn 3
	176	200	25
Percent of race run under caution: 28.5% Average green flag run: 13.0 laps

Leader	From Lap	To Lap	# Of Laps
Lap leader breakdown:
A.J. Foyt	1	27	27
Gordon Johncock	28	31	4
Mike Mosley	32	39	8
Billy Vukovich, Jr.	40	44	5
Bobby Unser	45	55	11
Gordon Johncock	56	128	73
Mike Mosley	129	143	15
Gordon Johncock	144	160	17
Roger McCluskey	161	200	40

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