- 1966 National 500 Results Stock Car Online Results Reference
- 1966 National 500 Results Stock Car Online Results Reference
| fin | qual | driver | laps led | car | sponsor | pts | laps | status | earnings |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 17 | LeeRoy Yarbrough | 301 | #12 Dodge | 2750 | 334 | Finish | $17,455 | |
| 2 | 18 | Darel Dieringer | 5 | #15 Ford | 2640 | 334 | Finish | $7,670 | |
| 3 | 7 | Paul Goldsmith | 1 | #99 Plymouth | Nichels Engineering | 2530 | 334 | Finish | $4,205 |
| 4 | 2 | Gordon Johncock | 9 | #26 Ford | 0 | 334 | Finish | $2,865 | |
| 5 | 8 | Earl Balmer | 0 | #71 Dodge | K & K Insurance | 2420 | 332 | Finish | $1,975 |
| 6 | 11 | Marvin Panch | 0 | #42 Plymouth | 2310 | 329 | Finish | $1,550 | |
| 7 | 19 | Paul Lewis | 0 | #1 Plymouth | 2200 | 328 | Finish | $1,250 | |
| 8 | 20 | James Hylton | 0 | #48 Dodge | 2090 | 320 | Accident | $1,150 | |
| 9 | 29 | John Sears | 0 | #4 Ford | 1980 | 319 | Finish | $1,075 | |
| 10 | 14 | David Pearson | 0 | #6 Dodge | 1870 | 314 | Finish | $1,025 | |
| 11 | 25 | Jack Bowsher | 0 | #33 Ford | 0 | 313 | Engine | $1,025 | |
| 12 | 34 | J.T. Putney | 0 | #19 Chevy | 1760 | 313 | Finish | $935 | |
| 13 | 35 | Neil Castles | 0 | #86 Dodge | 1650 | 313 | Finish | $905 | |
| 14 | 22 | Butch Hartman | 0 | #5 Dodge | 0 | 307 | Finish | $875 | |
| 15 | 9 | Jim Hurtubise | 0 | #56 Plymouth | 0 | 306 | Accident | $905 | |
| 16 | 40 | Wayne Smith | 0 | #38 Chevy | 1540 | 305 | Finish | $825 | |
| 17 | 42 | Wendell Scott | 0 | #34 Ford | 1430 | 302 | Finish | $790 | |
| 18 | 43 | Henley Gray | 0 | #75 Ford | 1320 | 296 | Finish | $765 | |
| 19 | 41 | George England | 0 | #51 Chevy | 1210 | 293 | Finish | $745 | |
| 20 | 28 | Stick Elliott | 0 | #47 Chevy | 1100 | 290 | Engine | $735 | |
| 21 | 37 | Iggy Katona | 0 | #30 Dodge | 990 | 286 | Finish | $715 | |
| 22 | 13 | Don White | 0 | #31 Dodge | Nichels Engineering | 0 | 272 | Engine | $715 |
| 23 | 44 | Clyde Lynn | 0 | #20 Ford | 880 | 265 | Finish | $685 | |
| 24 | 12 | Jim Paschal | 0 | #14 Plymouth | Friedkin Enterprises | 770 | 262 | Engine | $710 |
| 25 | 1 | Fred Lorenzen | 0 | #28 Ford | 660 | 248 | Engine | $800 | |
| 26 | 6 | Cale Yarborough | 9 | #21 Ford | 550 | 207 | Wheel Bearing | $750 | |
| 27 | 39 | Donnie Allison | 0 | #05 Chevy Unk | 440 | 186 | Engine | $655 | |
| 28 | 31 | Tiny Lund | 0 | #55 Ford | 330 | 161 | Engine | $720 | |
| 29 | 32 | Roy Mayne | 0 | #46 Chevy | 220 | 144 | Steering | $685 | |
| 30 | 21 | Elmo Langley | 0 | #64 Ford | 110 | 141 | Engine | $635 | |
| 31 | 30 | Friday Hassler | 0 | #09 Chevy | 110 | 130 | Engine | $615 | |
| 32 | 33 | Buck Baker | 0 | #87 Oldsmobile | 110 | 124 | Engine | $630 | |
| 33 | 24 | Frank Warren | 0 | #79 Chevy | 110 | 114 | Engine | $585 | |
| 34 | 27 | G.C. Spencer | 0 | #49 Plymouth | 110 | 98 | Radiator | $600 | |
| 35 | 5 | Buddy Baker | 0 | #3 Dodge | 110 | 97 | Engine | $600 | |
| 36 | 3 | Curtis Turner | 9 | #13 Chevy | 110 | 93 | Engine | $635 | |
| 37 | 26 | Ned Jarrett | 0 | #11 Ford | Bondy Long | 110 | 73 | Valve | $1,095 |
| 38 | 4 | Richard Petty | 0 | #43 Plymouth | 110 | 48 | Frame | $580 | |
| 39 | 38 | Larry Hess | 0 | #44 Ford | 110 | 41 | Accident | $550 | |
| 40 | 16 | Sam McQuagg | 0 | #98 Dodge | Nichels Engineering | 110 | 35 | Engine | $620 |
| 41 | 36 | Bobby Johns | 0 | #7 Chevy | 110 | 28 | Oil Leak | $545 | |
| 42 | 15 | Dick Hutcherson | 0 | #29 Ford | 110 | 17 | Accident | $535 | |
| 43 | 10 | A.J. Foyt | 0 | #27 Ford | 0 | 12 | Engine | $580 | |
| 44 | 23 | Buddy Arrington | 0 | #67 Dodge | 110 | 7 | Engine | $525 |