- 1978 Mason-Dixon 500 Results Stock Car Online Results Reference
- 1978 Mason-Dixon 500 Results Stock Car Online Results Reference
| fin | qual | driver | team | laps led | car | sponsor | pts | laps | status | earnings |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | David Pearson | 147 | #21 Mercury | Purolator | 180 | 500 | Finish | $11,700 | |
| 2 | 5 | Cale Yarborough | 1 | #11 Oldsmobile | 1st National City Travelers Checks | 175 | 500 | Finish | $12,700 | |
| 3 | 4 | Lennie Pond | 4 | #54 Chevy | W.I.N. | 170 | 499 | Finish | $6,750 | |
| 4 | 2 | Benny Parsons | 5 | #72 Chevy | 1st National City Travelers Checks | 165 | 498 | Finish | $7,400 | |
| 5 | 10 | Neil Bonnett | 26 | #5 Dodge | Armor All | 160 | 497 | Finish | $6,200 | |
| 6 | 7 | Darrell Waltrip | 290 | #88 Chevy | Gatorade | 160 | 497 | Finish | $6,200 | |
| 7 | 15 | Richard Petty | 0 | #43 Dodge | STP | 146 | 494 | Finish | $5,700 | |
| 8 | 9 | Bobby Allison | 1 | #15 Ford | Norris Industries | 147 | 493 | Finish | $5,600 | |
| 9 | 13 | Dick Brooks | 0 | #90 Ford | Truxmore | 138 | 492 | Finish | $3,800 | |
| 10 | 14 | Al Holbert | 0 | #48 Chevy | Southland Industries | 134 | 492 | Finish | $3,430 | |
| 11 | 19 | Tighe Scott | 0 | #30 Chevy | Russ Togs | 130 | 489 | Finish | $3,120 | |
| 12 | 16 | Skip Manning | 0 | #92 Buick | Stratagraph | 127 | 486 | Finish | $2,960 | |
| 13 | 21 | Buddy Arrington | 0 | #67 Dodge | Reid Trailer Sales | 124 | 485 | Finish | $2,765 | |
| 14 | 18 | Satch Worley | 0 | #47 Chevy | Race Hill Farm | 0 | 481 | Finish | $1,350 | |
| 15 | 6 | Dave Marcis | 1 | #2 Chevy | Shoney's | 123 | 480 | Finish | $2,005 | |
| 16 | 17 | D.K. Ulrich | 0 | #40 Chevy | 115 | 477 | Finish | $2,320 | ||
| 17 | 25 | Jimmy Means | 0 | #52 Chevy | Means Racing | 112 | 474 | Finish | $2,135 | |
| 18 | 23 | Tommy Gale | 0 | #64 Ford | Sunny King Ford & Honda | 109 | 470 | Finish | $1,900 | |
| 19 | 8 | Bruce Hill | 0 | #05 Oldsmobile | Bearfinder | 106 | 456 | Oil Pump | $1,000 | |
| 20 | 22 | Earle Canavan | 0 | #01 Dodge | 103 | 448 | Finish | $900 | ||
| 21 | 32 | Dick May | 0 | #19 Chevy | Belden Asphalt | 100 | 438 | Finish | $1,440 | |
| 22 | 34 | Baxter Price | 0 | #45 Chevy | Tire King | 97 | 379 | Engine | $1,405 | |
| 23 | 1 | Buddy Baker | 25 | #27 Chevy | 99 | 363 | Cylinder Head | $1,845 | ||
| 24 | 36 | Nestor Peles | 0 | #34 Chevy | 91 | 360 | Fatigue | $700 | ||
| 25 | 33 | Cecil Gordon | 0 | #24 Chevy | Transmissions Unlimited | 88 | 324 | Finish | $1,275 | |
| 26 | 27 | Gary Myers | 0 | #4 Chevy | Spencer's Baby Wear | 85 | 308 | Oil Pump | $650 | |
| 27 | 31 | Frank Warren | 0 | #79 Dodge | Native Tan | 82 | 302 | Engine | $1,125 | |
| 28 | 35 | Bobby Wawak | 0 | #74 Chevy | 79 | 261 | Transmission | $600 | ||
| 29 | 39 | Greg Heller | 0 | #85 Ford | Triangle Springs | 0 | 250 | Overheating | $575 | |
| 30 | 29 | Joe Mihalic | 0 | #61 Chevy | 0 | 215 | Engine | $550 | ||
| 31 | 20 | Roger Hamby | 0 | #17 Chevy | Hamby-Ellis | 70 | 201 | Clutch | $1,040 | |
| 32 | 26 | Ronnie Thomas | 0 | #25 Chevy | Louise Smith | 67 | 75 | Engine | $1,030 | |
| 33 | 11 | Richard Childress | Richard Childress Racing | 0 | #3 Oldsmobile | Kansas Jack | 64 | 64 | Valve | $1,120 |
| 34 | 12 | J.D. McDuffie | 0 | #70 Chevy | Perry's Steak House | 61 | 35 | Oil Pan | $1,010 | |
| 35 | 30 | Ed Negre | 0 | #8 Dodge | 58 | 15 | Oil Line | $1,000 | ||
| 36 | 37 | Bill Hollar | 0 | #29 Chevy | 55 | 14 | Transmission | $490 | ||
| 37 | 24 | Elmo Langley | 0 | #10 Chevy Unk | 52 | 5 | Oil Pressure | $480 | ||
| 38 | 38 | Nelson Oswald | 0 | #09 Chevy | Perfect Alignment | 49 | 5 | Accident | $470 | |
| 39 | 40 | Wayne Morgan | 0 | #80 Chevy | 46 | 3 | Head Gasket | $460 | ||
| 40 | 28 | Dave Dion | 0 | #28 Ford | 43 | 0 | Engine | $450 |