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| 1971 Motor State 400 |
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| Held on June 13, 1971 at Michigan International Speedway in Brooklyn, MI | |
| 197 L, 394 M, 634.143 KM - Scheduled Distance |
| FEATURE RESULTS |
|---|
| Fin | St | # | Driver | Sponsor | Make | Laps | Led | Status | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 12 | Bobby Allison | Coca-Cola | 1969 Mercury | 197 | 62 | running | 150 |
| 2 | 4 | 71 | Bobby Isaac | K & K Insurance | 1971 Dodge | 197 | 25 | running | 0 |
| 3 | 3 | 6 | Pete Hamilton | American Brakeblok | 1971 Plymouth | 197 | 14 | running | 0 |
| 4 | 2 | 21 | Donnie Allison | Purolator | 1969 Mercury | 197 | 93 | running | 141 |
| 5 | 5 | 11 | Buddy Baker | Dodge by Petty | 1971 Dodge | 195 | 0 | running | 138 |
| 6 | 7 | 43 | Richard Petty | Plymouth by Petty | 1971 Plymouth | 194 | 0 | running | 135 |
| 7 | 6 | 99 | Fred Lorenzen | STP | 1971 Plymouth | 193 | 3 | running | 0 |
| 8 | 10 | 22 | Dick Brooks | Mario Rossi | 1970 Dodge | 193 | 0 | running | 0 |
| 9 | 9 | 2 | Dave Marcis | Marcis Racing | 1969 Dodge | 191 | 0 | running | 126 |
| 10 | 14 | 88 | Ron Keselowski | Lubinski Racing | 1970 Dodge | 189 | 0 | running | 123 |
| 11 | 18 | 76 | Ben Arnold | Arnold Racing | 1969 Ford | 188 | 0 | running | 120 |
| 12 | 22 | 48 | James Hylton | Mullins Ford | 1969 Mercury | 188 | 0 | running | 117 |
| 13 | 13 | 06 | Neil Castles | Castles Racing | 1970 Dodge | 188 | 0 | running | 114 |
| 14 | 28 | 5 | Ron Grana | B&K Hydraulics | 1970 Chevrolet | 187 | 0 | running | 0 |
| 15 | 25 | 18 | Joe Frasson | Frasson Cement | 1970 Dodge | 185 | 0 | running | 108 |
| 16 | 21 | 25 | Jabe Thomas | Robertson Racing | 1970 Plymouth | 185 | 0 | running | 105 |
| 17 | 24 | 30 | Walter Ballard | Ballard Racing | 1971 Ford | 185 | 0 | running | 102 |
| 18 | 39 | 03 | Tommy Gale | Jackson Racing | 1969 Mercury | 185 | 0 | running | 99 |
| 19 | 12 | 24 | Cecil Gordon | Gordon Racing | 1969 Mercury | 184 | 0 | running | 96 |
| 20 | 36 | 7 | Dean Dalton | Dalton Racing | 1969 Ford | 183 | 0 | running | 93 |
| 21 | 26 | 19 | Henley Gray | Gray Racing | 1969 Ford | 180 | 0 | running | 90 |
| 22 | 35 | 64 | Elmo Langley | Woodfield Ford | 1969 Mercury | 179 | 0 | running | 87 |
| 23 | 40 | 8 | Ed Negre | Negre Racing | 1969 Ford | 174 | 0 | running | 84 |
| 24 | 20 | 0 | George Altheide | National Care | 1970 Dodge | 164 | 0 | running | 81 |
| 25 | 38 | 70 | J.D. McDuffie | McDuffie Racing | 1969 Mercury | 156 | 0 | running | 78 |
| 26 | 30 | 95 | Paul Tyler | Tyler Racing | 1969 Mercury | 128 | 0 | engine | 75 |
| 27 | 32 | 07 | Coo Coo Marlin | Cunningham-Kelley | 1969 Chevrolet | 122 | 0 | engine | 72 |
| 28 | 11 | 72 | Benny Parsons | Montgomery Motors | 1970 Mercury | 121 | 0 | engine | 69 |
| 29 | 31 | 79 | Frank Warren | Warren Racing | 1969 Dodge | 118 | 0 | engine | 66 |
| 30 | 15 | 60 | Maynard Troyer | Nagle Racers | 1969 Mercury | 85 | 0 | valve | 63 |
| 31 | 33 | 10 | Bill Champion | Champion Racing | 1971 Ford | 79 | 0 | valve | 60 |
| 32 | 8 | 39 | Friday Hassler | Hassler Racing | 1970 Chevrolet | 76 | 0 | rocker arm | 57 |
| 33 | 19 | 33 | David Pearson | C.V. Enterprises | 1971 Pontiac | 68 | 0 | ignition | 0 |
| 34 | 17 | 90 | Bill Dennis | Donlavey Racing | 1969 Mercury | 65 | 0 | engine | 51 |
| 35 | 23 | 47 | Raymond Williams | Williams Racing | 1971 Ford | 42 | 0 | oil leak | 48 |
| 36 | 34 | 4 | John Sears | J. Marvin Mills Heating & Cooling | 1969 Dodge | 28 | 0 | head gasket | 0 |
| 37 | 29 | 86 | Bobby Mausgrover | Castles Racing | 1969 Dodge | 17 | 0 | piston | 0 |
| 38 | 37 | 45 | Bill Seifert | Garrett Ford | 1970 Ford | 16 | 0 | oil pressure | 39 |
| 39 | 16 | 77 | Charlie Roberts | Roberts Racing | 1970 Ford | 1 | 0 | driveshaft | 36 |
| 40 | 27 | 67 | Dick May | Ronacher Racing | 1969 Ford | 0 | 0 | clutch | 33 |
| RACE DATA | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Time of Race: 2h:41:13 | |||||||||
| Starting Lineup Set By: Time Trials | |||||||||
| Fast Qualifier: Bobby Allison - 44.668 sec. | |||||||||
| Margin of Victory: 2 carlength | |||||||||
| Average Speed: 149.567 mph | |||||||||
| Cautions: 2 for 13 laps - not available | |||||||||
| Lead Changes: 32 among 5 drivers - Bobby Allison (AL) (1-7); Donnie Allison (8); Bobby Allison (AL) (9); Donnie Allison (10-13); Bobby Isaac (14-18); Donnie Allison (19-22); Bobby Isaac (23-26); Donnie Allison (27-45); Pete Hamilton (46-47); Fred Lorenzen (48-50); Donnie Allison (51-94); Bobby Isaac (95-97); Donnie Allison (98-99); Pete Hamilton (100-105); Donnie Allison (106-114); Bobby Allison (AL) (115-121); Donnie Allison (122-123); Bobby Allison (AL) (124); Donnie Allison (125-127); Bobby Isaac (128); Bobby Allison (AL) (129-133); Donnie Allison (134-135); Bobby Allison (AL) (136-146); Donnie Allison (147-149); Bobby Isaac (150); Pete Hamilton (151-156); Bobby Allison (AL) (157-173); Bobby Isaac (174-179); Bobby Allison (AL) (180-188); Bobby Isaac (189-192); Bobby Allison (AL) (193-194); Bobby Isaac (195); Bobby Allison (AL) (196-197) | |||||||||
| Fastest Lap: Unknown/Unentered |