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Dover International Speedway
May 21, 1978 NASCAR Sprint Cup Series 1-Mile Superspeedway 500 Laps/500 Miles |
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| FP | SP | Car | Driver | Team / Make | Laps | Points | Money | Status | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | 21 | David Pearson | Purolator Mercury | 500 | 180 | 11,700 | Running | |
| 2 | 5 | 11 | Cale Yarborough | 1st National City Travelers Checks Oldsmobile | 500 | 175 | 12,700 | Running | |
| 3 | 4 | 54 | Lennie Pond | W.I.N. Chevrolet | 499 | 170 | 6,750 | Running | |
| 4 | 2 | 72 | Benny Parsons | 1st National City Travelers Checks Chevrolet | 498 | 165 | 7,400 | Running | |
| 5 | 10 | 5 | Neil Bonnett | Armor All Dodge | 497 | 160 | 6,200 | Running | |
| 6 | 7 | 88 | Darrell Waltrip | Gatorade Chevrolet | 497 | 160 | 6,200 | Running | |
| 7 | 15 | 43 | Richard Petty | STP Dodge | 494 | 146 | 5,700 | Running | |
| 8 | 9 | 15 | Bobby Allison | Norris Industries Ford | 493 | 147 | 5,600 | Running | |
| 9 | 13 | 90 | Dick Brooks | Truxmore Ford | 492 | 138 | 3,800 | Running | |
| 10 | 14 | 48 | Al Holbert | Southland Industries Chevrolet | 492 | 134 | 3,430 | Running | |
| 11 | 19 | 30 | Tighe Scott | Russ Togs Chevrolet | 489 | 130 | 3,120 | Running | |
| 12 | 16 | 92 | Skip Manning | Stratagraph Buick | 486 | 127 | 2,960 | Running | |
| 13 | 21 | 67 | Buddy Arrington | Reid Trailer Sales Dodge | 485 | 124 | 2,765 | Running | |
| 14 | 18 | 47 | Satch Worley | Race Hill Farm Chevrolet | 481 | 0 | 1,350 | Running | |
| 15 | 6 | 2 | Dave Marcis | Shoney's Chevrolet | 480 | 123 | 2,005 | Running | |
| 17 | 25 | 52 | Jimmy Means | Means Racing Chevrolet | 474 | 112 | 2,135 | Running | |
| 18 | 23 | 64 | Tommy Gale | Sunny King Ford & Honda Ford | 470 | 109 | 1,900 | Running | |
| 19 | 8 | 05 | Bruce Hill | Bearfinder Oldsmobile | 456 | 106 | 1,000 | Oil Pump | |
| 20 | 22 | 01 | Earle Canavan | Dodge | 448 | 103 | 900 | Running | |
| 21 | 32 | 19 | Dick May | Belden Asphalt Chevrolet | 438 | 100 | 1,440 | Running | |
| 22 | 34 | 45 | Baxter Price | Tire King Chevrolet | 379 | 97 | 1,405 | Engine | |
| 23 | 1 | 27 | Buddy Baker | Chevrolet | 363 | 99 | 1,845 | Cylinder Head | |
| 24 | 36 | 34 | Nestor Peles | Chevrolet | 360 | 91 | 700 | Fatigue | |
| 25 | 33 | 24 | Cecil Gordon | Transmissions Unlimited Chevrolet | 324 | 88 | 1,275 | Running | |
| 26 | 27 | 4 | Gary Myers | Spencer's Baby Wear Chevrolet | 308 | 85 | 650 | Oil Pump | |
| 27 | 31 | 79 | Frank Warren | Native Tan Dodge | 302 | 82 | 1,125 | Engine | |
| 28 | 35 | 74 | Bobby Wawak | Chevrolet | 261 | 79 | 600 | Transmission | |
| 29 | 39 | 85 | Greg Heller | Triangle Springs Ford | 250 | 0 | 575 | Overheating | |
| 30 | 29 | 61 | Joe Mihalic | Chevrolet | 215 | 0 | 550 | Engine | |
| 31 | 20 | 17 | Roger Hamby | Hamby-Ellis Chevrolet | 201 | 70 | 1,040 | Clutch | |
| 32 | 26 | 25 | Ronnie Thomas | Louise Smith Chevrolet | 75 | 67 | 1,030 | Engine | |
| 33 | 11 | 3 | Richard Childress | Kansas Jack Oldsmobile | 64 | 64 | 1,120 | Valve | |
| 35 | 30 | 8 | Ed Negre | Dodge | 15 | 58 | 1,000 | Oil Line | |
| 36 | 37 | 29 | Bill Hollar | Chevrolet | 14 | 55 | 490 | Transmission | |
| 37 | 24 | 10 | Elmo Langley | Chevrolet | 5 | 52 | 480 | Oil Pressure | |
| 38 | 38 | 09 | Nelson Oswald | Perfect Alignment Chevrolet | 5 | 49 | 470 | Accident | |
| 39 | 40 | 80 | Wayne Morgan | Chevrolet | 3 | 46 | 460 | Head Gasket | |
| 40 | 28 | 28 | Dave Dion | Ford | 0 | 43 | 450 | Engine |
Time of Race .: 4 Hours 21 Minutes 38 Seconds
Average Speed .:114.664
Margin of Victory .: 12.000 Seconds