1971 Mason-Dixon 500

Race 22 of 48

Dover
500 laps
Time of race: 4:03:40
Average speed of winner: 123.119 mph
Margin of victory: 1 lap
Lead changes: 21 among 6 drivers
Cautions: 0 for 0 laps
Lap leaders: Petty 1, Isaac 2-54, Hamilton 55-82, Allison 83-85, Baker 86-88, Hamilton 89-90, Allison 91-102, Hamilton 103-137, Petty 138-164, Baker 165-183, Petty 184-185, Allison 186-226, Lorenzen 227-272, Allison 273-276, Lorenzen 277-281, Allison 282-290, Lorenzen 291-313, Allison 314-372, Lorenzen 373-380, Allison 381-457, Lorenzen 458-480, Allison 481-500

Race notes: Debut for A.J. Cox. Finale for Joe Phipps. Only start for Lawrence Fields.

Finish	Start	Driver	Car #	Sponsor	Car	Owner	Crew Chief	Qualifying Speed	Laps	X Led	Laps Led	Status	Money	Points
1	2	Bobby Allison	12	Coca-Cola	'69 Mercury	Holman-Moody			500	8	245	running	15720	0
2	21	Fred Lorenzen	99	STP Oil Treatment	'71 Plymouth	Nichels-Goldsmith			499	5	85	running	9045	0
3	1	Richard Petty	43		'71 Plymouth	Petty	Inman	129.486	498	3	30	running	5020	0
4	3	Bobby Isaac	71	K&K Insurance	'71 Dodge	Krauskopf	Hyde		496	1	53	running	3495	0
5	23	G.C. Spencer	49		'69 Plymouth	G.C. Spencer			486	0	0	running	2020	0
6	16	James Hylton	48		'71 Ford	Hylton			477	0	0	running	1645	0
7	11	Elmo Langley	64		'71 Ford	Langley			475	0	0	running	1495	0
8	9	Bill Champion	10		'71 Ford	Bill Champion			475	0	0	running	1395	0
9	27	Charlie Roberts	77		'70 Ford	Bob Freeman			474	0	0	running	1295	0
10	28	Walter Ballard	30		'71 Ford	Vic Ballard			469	0	0	running	1245	0
11	26	Bill Seifert	45		'69 Ford	Seifert			460	0	0	running	1195	0
12	29	J.D. McDuffie	70		'69 Mercury	McDuffie			456	0	0	running	1145	0
13	32	Dean Dalton	7		'69 Ford	Dean Dalton			451	0	0	running	1095	0
14	30	Bobby Mausgrover	86		'69 Dodge	Castles			450	0	0	running	1070	0
15	10	Jabe Thomas	25		'70 Plymouth	Don Robertson			448	0	0	running	1045	0
16	13	Ed Negre	8		'69 Ford	Negre			427	0	0	running	1020	0
17	18	Bill Hollar	28		'69 Ford	Earl Brooks			395	0	0	running	995	0
18	37	Richard Childress	96		'71 Chevrolet	Garn			394	0	0	running	970	0
19	38	D.K. Ulrich	40		'70 Ford	Ulrich			357	0	0	engine	945	0
20	14	Frank Warren	79		'69 Dodge	Frank Warren			349	0	0	running	920	0
21	35	Ken Meisenhelder	41		'69 Chevrolet	Meisenhelder			312	0	0	oil leak	895	0
22	4	Buddy Baker	11		'71 Dodge	Petty			253	2	22	engine	920	0
23	22	Benny Parsons	72		'69 Mercury	L.G. DeWitt			225	0	0	engine	895	0
24	36	Earl Brooks	26		'69 Ford	Earl Brooks			196	0	0	clutch	820	0
25	17	John Sears	4		'69 Dodge	Sears			141	0	0	lug bolt	795	0
26	7	Pete Hamilton	6		'71 Plymouth	Owens	Owens		138	3	65	engine	770	0
27	34	Wendell Scott	34		'69 Ford	Wendell Scott			137	0	0	engine	745	0
28	6	Cecil Gordon	24		'69 Mercury	Cecil Gordon			135	0	0	engine	720	0
29	20	Bill Shirey	74		'69 Plymouth	Shirey			121	0	0	withdrew	695	0
30	31	Dick May	67		'69 Ford	Ronacher			98	0	0	throttle	670	0
31	19	Henley Gray	19		'69 Ford	Henley Gray			88	0	0	ignition	640	0
32	39	A.J. Cox	81		'69 Plymouth	A.J. Cox			82	0	0	engine	615	0
33	25	Paul Tyler	95		'69 Mercury	Paul Tyler			58	0	0	engine	590	0
34	8	Ron Keselowski	88		'70 Dodge	Lubinski			57	0	0	engine	580	0
35	33	Raymond Williams	47		'71 Ford	Seifert			55	0	0	engine	575	0
36	15	Lawrence Fields	91		'71 Chevrolet	Junior Fields			31	0	0	engine	570	0
37	40	Joe Phipps	65		'69 Chevrolet	Phipps			29	0	0	oil leak	565	0
38	24	Neil Castles	06		'70 Dodge	Castles			22	0	0	fuel pump	560	0
39	5	Friday Hassler	39		'70 Chevrolet	Hassler			18	0	0	engine	580	0
40	12	Larry Baumel	68	Auto Lad	'69 Ford				9	0	0	suspension	550	0