| Teams 1970 Yankee 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 4 | John Sears | John Sears | Dodge |
| 5 | Arrington Racing | Buddy Arrington | Dodge |
| 6 | Castle Racing | Neil Castles | Dodge |
| 6 | Owens Racing | Buddy Baker | Dodge |
| 7 | Cunningham-Kelley Racing | Coo Coo Marlin | Chevrolet |
| 8 | Negre Racing | Ed Negre | Ford |
| 10 | Champion Racing | Bill Champion | Ford |
| 17 | Holman-Moody Racing | David Pearson | Ford |
| 18 | Frasson Racing | Joe Frasson | Dodge |
| 19 | Henley Gray Racing | Henley Gray | Ford |
| 21 | Wood Brothers Racing | Cale Yarborough | Mercury |
| 22 | Rossi's Automotive Engineering | Bobby Allison | Dodge |
| 24 | Gordon Racing | Cecil Gordon | Ford |
| 25 | Robertson Racing | Jabe Thomas | Plymouth |
| 26 | Brooks Racing | Earl Brooks | Ford |
| 27 | Matthews Racing | Donnie Allison | Ford |
| 30 | Marcis Auto Racing | Dave Marcis | Dodge |
| 32 | Dick Brooks Racing | Dick Brooks | Plymouth |
| 34 | Robertson Racing | Wendell Scott | Plymouth |
| 39 | James Hanley | Friday Hassler | Chevrolet |
| 40 | Petty Enterprises | Pete Hamilton | Plymouth |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 44 | Giachetti Brothers Racing | Frog Fagan | Chevrolet |
| 45 | Siefert Racing | Bill Seifert | Ford |
| 47 | Siefert Racing | Raymond Williams | Ford |
| 48 | Hylton Engineering | James Hylton | Ford |
| 54 | Bill Dennis | Bill Dennis | Chevrolet |
| 62 | K-Automotive Performance | Ron Keselowski | Dodge |
| 64 | Langley Racing | Elmo Langley | Mercury |
| 68 | Allan Schlauer | Larry Baumel | Ford |
| 71 | K&K Racing | Bobby Isaac | Dodge |
| 72 | DeWitt Racing | Benny Parsons | Ford |
| 74 | Shirey Racing | Bill Shirey | Plymouth |
| 76 | Ben Arnold | Ben Arnold | Ford |
| 79 | Warren Racing | Frank Warren | Plymouth |
| 86 | Castle Racing | Roy Tyner | Dodge |
| 87 | John Pemberton | Lee Roy Carrigg | Ford |
| 98 | Junior Johnson and Associates | LeeRoy Yarbrough | Mercury |
| 99 | Nichels Engineering | Charlie Glotzbach | Dodge |