J.D. McDuffie1968 NASCAR Grand National ResultsClick on the Race Number to see the complete results for that race. Click on the Site to see J.D. McDuffie's career results at that track. |
| Race | Site | Cars | St | Fin | # | Sponsor / Owner | Car | Laps | Money | Status | Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 12 | Martinsville | 40 | 19 | 25 | 70 | J.D. McDuffie | Buick | 237/500 | 325 | overheating | 0 |
| 13 | Augusta | 23 | 19 | 16 | 70 | J.D. McDuffie | Buick | 125/250 | 100 | rear end | 0 |
| 14 | Weaverville | 28 | 27 | 19 | 70 | J.D. McDuffie | Buick | 98/300 | 100 | oil pressure | 0 |
| 16 | Beltsville | 23 | 14 | 15 | 70 | J.D. McDuffie | Buick | 122/300 | 100 | oil leak | 0 |
| 19 | Asheville | 23 | 7 | 8 | 70 | J.D. McDuffie | Buick | 281/300 | 175 | running | 0 |
| 20 | Macon | 30 | 20 | 9 | 70 | J.D. McDuffie | Buick | 276/300 | 200 | running | 0 |
| 23 | Rockingham | 44 | 30 | 7 | 70 | J.D. McDuffie | Buick | 463/500 | 1,200 | running | 0 |
| 24 | Greenville | 22 | 10 | 6 | 70 | J.D. McDuffie | Buick | 191/200 | 240 | running | 0 |
| 25 | Daytona | 37 | 36 | 37 | 70 | J.D. McDuffie | Buick | 1/160 | 440 | engine | 0 |
| 26 | Islip | 25 | 18 | 19 | 70 | J.D. McDuffie | Buick | 127/300 | 100 | brakes | 0 |
| 27 | Oxford | 27 | 17 | 9 | 70 | J.D. McDuffie | Buick | 284/300 | 190 | running | 0 |
| 28 | Fonda | 25 | 9 | 15 | 70 | J.D. McDuffie | Buick | 123/200 | 100 | crash | 0 |
| 29 | Trenton | 36 | 28 | 19 | 70 | J.D. McDuffie | Buick | 195/300 | 330 | axle | 0 |
| 30 | Bristol | 36 | 29 | 10 | 70 | J.D. McDuffie | Buick | 463/500 | 525 | running | 0 |
| 31 | Maryville | 26 | 16 | 10 | 70 | J.D. McDuffie | Buick | 184/200 | 145 | running | 0 |
| 32 | Nashville | 22 | 10 | 11 | 70 | J.D. McDuffie | Buick | 226/301 | 270 | engine | 0 |
| 33 | Atlanta | 40 | 40 | 40 | 70 | J.D. McDuffie | Buick | 4/334 | 550 | vibration | 0 |
| 34 | Columbia | 24 | 11 | 15 | 70 | J.D. McDuffie | Buick | 159/200 | 100 | head gasket | 0 |
| 35 | Winston-Salem | 20 | 8 | 16 | 70 | J.D. McDuffie | Buick | 62/250 | 100 | engine | 0 |
| 36 | Weaverville | 29 | 19 | 25 | 70 | J.D. McDuffie | Buick | 56/500 | 200 | engine | 0 |
| 37 | South Boston | 21 | 10 | 12 | 70 | J.D. McDuffie | Buick | 219/267 | 120 | running | 0 |
| 38 | Hampton | 24 | 11 | 11 | 70 | J.D. McDuffie | Buick | 239/250 | 130 | running | 0 |
| 39 | Darlington | 44 | 44 | 42 | 70 | J.D. McDuffie | Buick | 22/364 | 535 | oil pressure | 0 |
| 40 | Hickory | 23 | 10 | 18 | 70 | J.D. McDuffie | Buick | 121/250 | 100 | rear end | 0 |
| 41 | Richmond | 28 | 13 | 28 | 70 | J.D. McDuffie | Buick | 12/300 | 0 | oil pressure | 0 |
| 42 | Beltsville | 23 | 14 | 8 | 70 | J.D. McDuffie | Buick | 283/300 | 250 | running | 0 |
| 43 | Hillsboro | 24 | 13 | 15 | 70 | J.D. McDuffie | Buick | 85/167 | 100 | rear end | 0 |
| 44 | Martinsville | 40 | 23 | 16 | 70 | J.D. McDuffie | Buick | 465/500 | 385 | running | 0 |
| 45 | North Wilkesboro | 30 | 26 | 30 | 70 | J.D. McDuffie | Buick | 1/400 | 250 | engine | 0 |
| 46 | Augusta | 21 | 12 | 9 | 70 | J.D. McDuffie | Buick | 184/200 | 150 | running | 0 |
| 48 | Rockingham | 44 | 31 | 35 | 70 | J.D. McDuffie | Buick | 95/500 | 735 | engine | 0 |
| 49 | Jefferson | 29 | 22 | 13 | 70 | J.D. McDuffie | Buick | 184/200 | 110 | running | 0 |
32 starts, 5587 of 9893 laps completed (56.5%), 0 laps led Win: 0 ( 0.0%)Average start:19.3Total Winnings:$8,355 Top 5: 0 ( 0.0%)Average finish:17.8(excluding bonuses) Top 10: 9 ( 28.1%) DNF:19 |