| 1978 — | Firecracker 400 | Daytona International Speedway SS | 16 | Bobby Reeves (Owner) | 21 | 29 | ▼ 8 | 0 | broken valve | 76 | — |
| 1977 — | Mason-Dixon 500 | Dover International Speedway INT | 10 | Champion Racing | 35 | 36 | ▼ 1 | 0 | engine | 55 | — |
| 1973 — | National 500 | Charlotte Motor Speedway INT | 47 | Williams Racing | 21 | 33 | ▼ 12 | 0 | steering | 36 | — |
| 1973 — | Old Dominion 500 | Martinsville Speedway ST | 47 | Williams Racing | 20 | 29 | ▼ 9 | 0 | accident | 44 | — |
| 1973 — | Wilkes 400 | North Wilkesboro Speedway ST | 47 | Williams Racing | 25 | 18 | ▲ 7 | 0 | running | 66 | — |
| 1973 — | Delaware 500 | Dover International Speedway INT | 47 | Williams Racing | 24 | 23 | ▲ 1 | 0 | sway bar | 56 | — |
| 1973 — | Capital City 500 | Richmond Raceway ST | 47 | Williams Racing | 26 | 10 | ▲ 16 | 0 | running | 82 | — |
| 1973 — | Southern 500 | Darlington Raceway INT | 47 | Williams Racing | 36 | 25 | ▲ 11 | 0 | engine | 52 | — |
| 1973 — | Nashville 420 | Nashville Speedway ST | 47 | Williams Racing | 18 | 30 | ▼ 12 | 0 | overheating | 42 | — |
| 1973 — | Talladega 500 | Talladega Superspeedway SS | 47 | Williams Racing | 50 | 46 | ▲ 4 | 0 | engine | 10 | — |
| 1973 — | Dixie 500 | Atlanta Motor Speedway INT | 47 | Williams Racing | 20 | 20 | — | 0 | running | 62 | — |
| 1973 — | Volunteer 500 | Bristol Motor Speedway ST | 47 | Williams Racing | 15 | 7 | ▲ 8 | 0 | running | 88 | — |
| 1973 — | Firecracker 400 | Daytona International Speedway SS | 97 | Williams Racing | 27 | 22 | ▲ 5 | 0 | running | 58 | — |
| 1973 — | Motor State 400 | Michigan International Speedway INT | 47 | Williams Racing | 24 | 39 | ▼ 15 | 0 | engine | 24 | — |
| 1973 — | Alamo 500 | Texas World Speedway SS | 47 | Williams Racing | 20 | 25 | ▼ 5 | 0 | oil pressure | 52 | — |
| 1973 — | Mason-Dixon 500 | Dover International Speedway INT | 47 | Williams Racing | 31 | 25 | ▲ 6 | 0 | alternator | 126 | — |
| 1973 — | World 600 | Charlotte Motor Speedway INT | 47 | Williams Racing | 40 | 17 | ▲ 23 | 0 | running | 68 | — |
| 1973 — | Winston 500 | Talladega Superspeedway SS | 47 | Williams Racing | 44 | 28 | ▲ 16 | 0 | valve | 46 | — |
| 1973 — | Virginia 500 | Martinsville Speedway ST | 47 | Williams Racing | 23 | 31 | ▼ 8 | 0 | head gasket | 40 | — |
| 1973 — | Rebel 500 | Darlington Raceway INT | 47 | Williams Racing | 33 | 10 | ▲ 23 | 0 | running | 82 | — |
| 1973 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 47 | Williams Racing | 17 | 26 | ▼ 9 | 0 | brakes | 50 | — |
| 1973 — | Atlanta 500 | Atlanta Motor Speedway INT | 47 | Williams Racing | 19 | 17 | ▲ 2 | 0 | running | 68 | — |
| 1973 — | Southeastern 500 | Bristol Motor Speedway ST | 47 | Williams Racing | 29 | 28 | ▲ 1 | 0 | ignition | 46 | — |
| 1973 — | Carolina 500 | North Carolina Motor Speedway INT | 47 | Williams Racing | 36 | 35 | ▲ 1 | 0 | engine | 32 | — |
| 1972 — | Texas 500 | Texas World Speedway SS | 47 | Williams Racing | 24 | 21 | ▲ 3 | 0 | running | 60 | — |
| 1972 — | American 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 35 | 22 | ▲ 13 | 0 | running | 58 | — |
| 1972 — | National 500 | Charlotte Motor Speedway INT | 47 | Williams Racing | 40 | 13 | ▲ 27 | 0 | running | 76 | — |
| 1972 — | Wilkes 400 | North Wilkesboro Speedway ST | 47 | Williams Racing | 10 | 10 | — | 0 | running | 82 | — |
| 1972 — | Old Dominion 500 | Martinsville Speedway ST | 47 | Williams Racing | 21 | 13 | ▲ 8 | 0 | running | 76 | — |
| 1972 — | Delaware 500 | Dover International Speedway INT | 47 | Williams Racing | 20 | 22 | ▼ 2 | 0 | engine | 58 | — |
| 1972 — | Capital City 500 | Richmond Raceway ST | 47 | Williams Racing | 23 | 11 | ▲ 12 | 0 | running | 80 | — |
| 1972 — | Nashville 420 | Nashville Speedway ST | 47 | Williams Racing | 27 | 18 | ▲ 9 | 0 | accident | 66 | — |
| 1972 — | Yankee 400 | Michigan International Speedway INT | 47 | Williams Racing | 24 | 20 | ▲ 4 | 0 | running | 62 | — |
| 1972 — | Talladega 500 | Talladega Superspeedway SS | 47 | Williams Racing | 19 | 9 | ▲ 10 | 0 | running | 84 | — |
| 1972 — | Dixie 500 | Atlanta Motor Speedway INT | 47 | Williams Racing | 39 | 18 | ▲ 21 | 0 | running | 66 | — |
| 1972 — | Northern 300 | Trenton Speedway INT | 47 | Williams Racing | 22 | 9 | ▲ 13 | 0 | running | 84 | — |
| 1972 — | Volunteer 500 | Bristol Motor Speedway ST | 47 | Williams Racing | 29 | 7 | ▲ 22 | 0 | running | 88 | — |
| 1972 — | Lone Star 500 | Texas World Speedway SS | 47 | Williams Racing | 16 | 14 | ▲ 2 | 0 | running | 74 | — |
| 1972 — | Motor State 400 | Michigan International Speedway INT | 47 | Williams Racing | 19 | 14 | ▲ 5 | 0 | running | 74 | — |
| 1972 — | Mason-Dixon 500 | Dover International Speedway INT | 47 | Williams Racing | 28 | 38 | ▼ 10 | 0 | oil leak | 26 | — |
| 1972 — | World 600 | Charlotte Motor Speedway INT | 47 | Williams Racing | 30 | 13 | ▲ 17 | 0 | running | 76 | — |
| 1972 — | Winston 500 | Talladega Superspeedway SS | 47 | Williams Racing | 22 | 26 | ▼ 4 | 0 | running | 50 | — |
| 1972 — | Virginia 500 | Martinsville Speedway ST | 47 | Williams Racing | 26 | 10 | ▲ 16 | 0 | running | 82 | — |
| 1972 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 47 | Williams Racing | 13 | 12 | ▲ 1 | 0 | running | 78 | — |
| 1972 — | Rebel 500 | Darlington Raceway INT | 47 | Williams Racing | 36 | 14 | ▲ 22 | 0 | running | 74 | — |
| 1972 — | Southeastern 500 | Bristol Motor Speedway ST | 47 | Williams Racing | 25 | 24 | ▲ 1 | 0 | transmission | 54 | — |
| 1972 — | Atlanta 500 | Atlanta Motor Speedway INT | 47 | Williams Racing | 22 | 33 | ▼ 11 | 0 | transmission | 36 | — |
| 1972 — | Carolina 500 | North Carolina Motor Speedway INT | 47 | Williams Racing | 22 | 35 | ▼ 13 | 0 | water pump | 32 | — |
| 1972 — | Miller High Life 500 | Ontario Motor Speedway SS | 47 | Williams Racing | 30 | 26 | ▲ 4 | 0 | too slow | 50 | — |
| 1972 — | Richmond 500 | Richmond Raceway ST | 47 | Williams Racing | 16 | 23 | ▼ 7 | 0 | head gasket | 56 | — |
| 1972 — | Daytona 500 | Daytona International Speedway SS | 47 | Williams Racing | 40 | 40 | — | 0 | steering | 22 | — |
| 1972 — | Winston Western 500 | Riverside International Raceway RC | 47 | Williams Racing | 33 | 15 | ▲ 18 | 0 | running | 72 | — |
| 1971 — | Texas 500 | Texas World Speedway SS | 47 | Williams Racing | 33 | 18 | ▲ 15 | 0 | running | 99 | — |
| 1971 — | Wilkes 400 | North Wilkesboro Speedway ST | 47 | Williams Racing | 24 | 25 | ▼ 1 | 0 | vibration | 0 | — |
| 1971 — | American 500 | North Carolina Motor Speedway INT | 47 | Williams Racing | 25 | 14 | ▲ 11 | 0 | running | 111 | — |
| 1971 — | Delaware 500 | Dover International Speedway INT | 47 | Williams Racing | 26 | 14 | ▲ 12 | 0 | running | 111 | — |
| 1971 — | Southern 500 | Darlington Raceway INT | 47 | Williams Racing | 34 | 14 | ▲ 20 | 0 | running | 111 | — |
| 1971 — | Talladega 500 | Talladega Superspeedway SS | 47 | Williams Racing | 33 | 18 | ▲ 15 | 0 | running | 99 | — |
| 1971 — | Yankee 400 | Michigan International Speedway INT | 47 | Williams Racing | 37 | 17 | ▲ 20 | 0 | running | 102 | — |
| 1971 — | West Vriginia 500 | West Virginia International Speedway ST | 47 | Williams Racing | 29 | 29 | — | 0 | overheating | 36 | — |
| 1971 — | Dixie 500 | Atlanta Motor Speedway INT | 47 | Williams Racing | 34 | 38 | ▼ 4 | 0 | transmission | 39 | — |
| 1971 — | Northern 300 | Trenton Speedway INT | 47 | Williams Racing | 31 | 16 | ▲ 15 | 0 | running | 70 | — |
| 1971 — | Volunteer 500 | Bristol Motor Speedway ST | 47 | Williams Racing | 22 | 27 | ▼ 5 | 0 | quit | 48 | — |
| 1971 — | Firecracker 400 | Daytona International Speedway SS | 47 | Williams Racing | 30 | 25 | ▲ 5 | 0 | running | 78 | — |
| 1971 — | Motor State 400 | Michigan International Speedway INT | 47 | Williams Racing | 23 | 35 | ▼ 12 | 0 | oil leak | 48 | — |
| 1971 — | Mason-Dixon 500 | Dover International Speedway INT | 47 | Seifert Racing | 33 | 35 | ▼ 2 | 0 | oil pressure | 48 | — |
| 1971 — | World 600 | Charlotte Motor Speedway INT | 47 | Seifert Racing | 33 | 31 | ▲ 2 | 0 | head gasket | 60 | — |
| 1971 — | Winston 500 | Talladega Superspeedway SS | 47 | Seifert Racing | 19 | 41 | ▼ 22 | 0 | overheating | 30 | — |
| 1971 — | Rebel 500 | Darlington Raceway INT | 47 | Seifert Racing | 30 | 28 | ▲ 2 | 0 | brakes | 69 | — |
| 1971 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 47 | Seifert Racing | 29 | 24 | ▲ 5 | 0 | overheating | 54 | — |
| 1971 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 47 | Seifert Racing | 11 | 26 | ▼ 15 | 0 | fender | 25 | — |
| 1971 — | Carolina 500 | North Carolina Motor Speedway INT | 47 | Seifert Racing | 26 | 40 | ▼ 14 | 0 | accident | 33 | — |
| 1970 — | American 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 24 | 19 | ▲ 5 | 0 | running | 96 | — |
| 1970 — | Mason-Dixon 300 | Dover International Speedway INT | 84 | Buster Davis (Owner) | 22 | 33 | ▼ 11 | 0 | vibration | 36 | — |
| 1970 — | Capital City 500 | Richmond Raceway ST | 74 | Bill Shirey (Owner) | 28 | 30 | ▼ 2 | 0 | quit | 22 | — |
| 1970 — | Talladega 500 | Talladega Superspeedway SS | 47 | Seifert Racing | 31 | 36 | ▼ 5 | 0 | accident | 45 | — |
| 1970 — | Yankee 400 | Michigan International Speedway INT | 47 | Seifert Racing | 27 | 15 | ▲ 12 | 0 | running | 108 | — |
| 1970 — | West Virginia 300 | West Virginia International Speedway ST | 47 | Seifert Racing | 19 | 26 | ▼ 7 | 0 | quit | 25 | — |
| 1970 — | Nashville 420 | Nashville Speedway ST | 45 | Seifert Racing | 31 | 20 | ▲ 11 | 0 | oil pressure | 62 | — |
| 1970 — | East Tennessee 200 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 27 | 14 | ▲ 13 | 0 | running | 37 | — |
| 1970 — | Schaefer 300 | Trenton Speedway INT | 47 | Seifert Racing | 16 | 16 | — | 0 | running | 70 | — |
| 1970 — | Thompson 200 | Thompson Speedway ST | 47 | Seifert Racing | 24 | 18 | ▲ 6 | 0 | running | 33 | — |
| 1970 — | Albany-Saratoga 250 | Albany Saratoga Speedway ST | 47 | Seifert Racing | 19 | 14 | ▲ 5 | 0 | running | 37 | — |
| 1970 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 47 | Seifert Racing | 22 | 21 | ▲ 1 | 0 | overheating | 0 | — |
| 1970 — | Kingsport 100 | Kingsport Speedway ST | 47 | Seifert Racing | 14 | 20 | ▼ 6 | 0 | quit | 31 | — |
| 1970 — | Motor State 400 | Michigan International Speedway INT | 47 | Seifert Racing | 39 | 19 | ▲ 20 | 0 | running | 96 | — |
| 1970 — | Virginia 500 | Martinsville Speedway ST | 47 | Seifert Racing | 35 | 15 | ▲ 20 | 0 | running | 72 | — |
| 1970 — | Maryville 200 | Smokey Mountain Raceway DIRT | 47 | Seifert Racing | 18 | 13 | ▲ 5 | 0 | running | 38 | — |
| 1970 — | Columbia 200 | Columbia Speedway DIRT | 47 | Seifert Racing | 19 | 12 | ▲ 7 | 0 | running | 39 | — |
| 1970 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 47 | Seifert Racing | 28 | 16 | ▲ 12 | 0 | running | 70 | — |
| 1970 — | Alabama 500 | Talladega Superspeedway SS | 47 | Seifert Racing | 17 | 32 | ▼ 15 | 0 | engine | 57 | — |
| 1970 — | Atlanta 500 | Atlanta Motor Speedway INT | 47 | Seifert Racing | 34 | 22 | ▲ 12 | 0 | engine | 87 | — |
| 1970 — | Carolina 500 | North Carolina Motor Speedway INT | 47 | Seifert Racing | 17 | 20 | ▼ 3 | 0 | running | 93 | — |
| 1970 — | 125 Mile Qualifying Race 1 | Daytona International Speedway SS | 47 | Seifert Racing | 13 | 21 | ▼ 8 | 0 | running | 30 | — |