| 1979 — | Gabriel 400 | Michigan International Speedway INT | 09 | Oswald Racing | 33 | 36 | ▼ 3 | 0 | oil pressure | 55 | — |
| 1977 — | Delaware 500 | Dover International Speedway INT | 03 | — | 19 | 33 | ▼ 14 | 0 | engine | 64 | — |
| 1977 — | Cam2 Motor Oil 400 | Michigan International Speedway INT | 03 | — | 24 | 12 | ▲ 12 | 0 | running | 127 | — |
| 1972 — | Texas 500 | Texas World Speedway SS | 44 | Giachetti Brothers | 36 | 44 | ▼ 8 | 0 | clutch | 14 | — |
| 1972 — | Delaware 500 | Dover International Speedway INT | 45 | Seifert Racing | 40 | 39 | ▲ 1 | 0 | steering | 24 | — |
| 1972 — | Yankee 400 | Michigan International Speedway INT | 45 | Seifert Racing | 23 | 8 | ▲ 15 | 0 | running | 86 | — |
| 1972 — | Motor State 400 | Michigan International Speedway INT | 2 | Marcis Auto Racing | 20 | 39 | ▼ 19 | 0 | vibration | 0 | — |
| 1972 — | Richmond 500 | Richmond Raceway ST | 45 | Seifert Racing | 14 | 19 | ▼ 5 | 0 | transmission | 64 | — |
| 1972 — | Daytona 500 | Daytona International Speedway SS | 45 | Seifert Racing | 36 | 29 | ▲ 7 | 0 | steering | 44 | — |
| 1971 — | Texas 500 | Texas World Speedway SS | 45 | Seifert Racing | 25 | 16 | ▲ 9 | 0 | running | 105 | — |
| 1971 — | Wilkes 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 17 | 26 | ▼ 9 | 0 | electrical | 62 | — |
| 1971 — | Capital City 500 | Richmond Raceway ST | 45 | Seifert Racing | 7 | 26 | ▼ 19 | 0 | rear end | 50 | — |
| 1971 — | Georgia 500 | Middle Georgia Raceway ST | 45 | Seifert Racing | 23 | 25 | ▼ 2 | 0 | clutch | 72 | — |
| 1971 — | American 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 40 | 15 | ▲ 25 | 0 | running | 108 | — |
| 1971 — | Delaware 500 | Dover International Speedway INT | 45 | Seifert Racing | 34 | 38 | ▼ 4 | 0 | frame | 39 | — |
| 1971 — | National 500 | Charlotte Motor Speedway INT | 45 | Seifert Racing | 20 | 17 | ▲ 3 | 0 | running | 102 | — |
| 1971 — | Old Dominion 500 | Martinsville Speedway ST | 45 | Seifert Racing | 19 | 19 | — | 0 | running | 64 | — |
| 1971 — | Southern 500 | Darlington Raceway INT | 45 | Seifert Racing | 17 | 32 | ▼ 15 | 0 | engine | 57 | — |
| 1971 — | Sandlapper 200 | Columbia Speedway DIRT | 73 | Seifert Racing | 30 | 15 | ▲ 15 | 0 | running | 40 | — |
| 1971 — | Talladega 500 | Talladega Superspeedway SS | 45 | Seifert Racing | 11 | 6 | ▲ 5 | 0 | running | 135 | — |
| 1971 — | Yankee 400 | Michigan International Speedway INT | 45 | Seifert Racing | 38 | 29 | ▲ 9 | 0 | fuel pump | 66 | — |
| 1971 — | West Vriginia 500 | West Virginia International Speedway ST | 45 | Seifert Racing | 13 | 24 | ▼ 11 | 0 | driver sick | 38 | — |
| 1971 — | Myers Brothers 250 | Bowman Gray Stadium ST | 45 | Seifert Racing | 13 | 28 | ▼ 15 | 0 | quit | 33 | — |
| 1971 — | Dixie 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 10 | 15 | ▼ 5 | 0 | running | 108 | — |
| 1971 — | Nashville 420 | Nashville Speedway ST | 25 | Robertson Racing | 28 | 28 | — | 0 | quit | 46 | — |
| 1971 — | Northern 300 | Trenton Speedway INT | 45 | Seifert Racing | 24 | 25 | ▼ 1 | 0 | ball joint | 52 | — |
| 1971 — | Islip 250 | Islip Speedway ST | 45 | Seifert Racing | 23 | 18 | ▲ 5 | 0 | transmission | 33 | — |
| 1971 — | Albany-Saratoga 250 | Albany Saratoga Speedway ST | 45 | Seifert Racing | 29 | 16 | ▲ 13 | 0 | rear end | 35 | — |
| 1971 — | Volunteer 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 17 | 23 | ▼ 6 | 0 | overheating | 56 | — |
| 1971 — | Firecracker 400 | Daytona International Speedway SS | 45 | Seifert Racing | 23 | 24 | ▼ 1 | 0 | running | 81 | — |
| 1971 — | Pickens 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 12 | 6 | ▲ 6 | 0 | running | 45 | — |
| 1971 — | Motor State 400 | Michigan International Speedway INT | 45 | Seifert Racing | 37 | 38 | ▼ 1 | 0 | oil pressure | 39 | — |
| 1971 — | Mason-Dixon 500 | Dover International Speedway INT | 45 | Seifert Racing | 26 | 11 | ▲ 15 | 0 | running | 120 | — |
| 1971 — | World 600 | Charlotte Motor Speedway INT | 45 | Seifert Racing | 31 | 29 | ▲ 2 | 0 | vibration | 66 | — |
| 1971 — | Kingsport 300 | Kingsport Speedway ST | 45 | Seifert Racing | 16 | 10 | ▲ 6 | 0 | running | 0 | — |
| 1971 — | Winston 500 | Talladega Superspeedway SS | 2 | Marcis Auto Racing | 22 | 12 | ▲ 10 | 0 | running | 117 | — |
| 1971 — | Rebel 500 | Darlington Raceway INT | 45 | Seifert Racing | 20 | 30 | ▼ 10 | 0 | ignition | 63 | — |
| 1971 — | Virginia 500 | Martinsville Speedway ST | 45 | Seifert Racing | 28 | 10 | ▲ 18 | 0 | running | 82 | — |
| 1971 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 14 | 29 | ▼ 15 | 0 | overheating | 44 | — |
| 1971 — | Maryville 200 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 18 | 17 | ▲ 1 | 0 | accident | 34 | — |
| 1971 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 18 | 19 | ▼ 1 | 0 | valve | 32 | — |
| 1971 — | Southeastern 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 21 | 20 | ▲ 1 | 0 | ignition | 62 | — |
| 1971 — | Carolina 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 32 | 21 | ▲ 11 | 0 | overheating | 90 | — |
| 1971 — | Miller High Life 500 | Ontario Motor Speedway SS | 45 | Seifert Racing | 18 | 14 | ▲ 4 | 0 | running | 111 | — |
| 1971 — | Daytona 500 | Daytona International Speedway SS | 45 | Seifert Racing | 35 | 30 | ▲ 5 | 0 | steering | 63 | — |
| 1971 — | 125 Mile Qualifying Race 1 | Daytona International Speedway SS | 45 | Seifert Racing | 8 | 31 | ▼ 23 | 0 | engine | 20 | — |
| 1970 — | American 500 | North Carolina Motor Speedway INT | 47 | Seifert Racing | 23 | 34 | ▼ 11 | 0 | drive shaft | 51 | — |
| 1970 — | Old Dominion 500 | Martinsville Speedway ST | 45 | Seifert Racing | 20 | 21 | ▼ 1 | 0 | quit | 60 | — |
| 1970 — | National 500 | Charlotte Motor Speedway INT | 47 | Seifert Racing | 34 | 13 | ▲ 21 | 0 | running | 114 | — |
| 1970 — | Wilkes 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 24 | 20 | ▲ 4 | 0 | ignition | 62 | — |
| 1970 — | Home State 200 | North Carolina State Fairgrounds DIRT | 45 | Seifert Racing | 21 | 13 | ▲ 8 | 0 | steering | 0 | — |
| 1970 — | Mason-Dixon 300 | Dover International Speedway INT | 45 | Seifert Racing | 24 | 30 | ▼ 6 | 0 | accident | 42 | — |
| 1970 — | Capital City 500 | Richmond Raceway ST | 45 | Seifert Racing | 19 | 11 | ▲ 8 | 0 | running | 80 | — |
| 1970 — | Buddy Shuman 276 | Hickory Speedway DIRT | 45 | Seifert Racing | 21 | 18 | ▲ 3 | 0 | ignition | 33 | — |
| 1970 — | Southern 500 | Darlington Raceway INT | 45 | Seifert Racing | 26 | 35 | ▼ 9 | 0 | frame | 48 | — |
| 1970 — | Halifax County 100 | South Boston Speedway DIRT | 45 | Seifert Racing | 13 | 18 | ▼ 5 | 0 | clutch | 33 | — |
| 1970 — | Myers Brothers 250 | Bowman Gray Stadium ST | 45 | Seifert Racing | 15 | 19 | ▼ 4 | 0 | transmission | 32 | — |
| 1970 — | Talladega 500 | Talladega Superspeedway SS | 45 | Seifert Racing | 40 | 47 | ▼ 7 | 0 | steering | 12 | — |
| 1970 — | Yankee 400 | Michigan International Speedway INT | 45 | Seifert Racing | 25 | 16 | ▲ 9 | 0 | running | 105 | — |
| 1970 — | West Virginia 300 | West Virginia International Speedway ST | 45 | Seifert Racing | 13 | 16 | ▼ 3 | 0 | transmission | 35 | — |
| 1970 — | Sandlapper 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 15 | 19 | ▼ 4 | 0 | vibration | 32 | — |
| 1970 — | Dixie 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 39 | 20 | ▲ 19 | 0 | running | 93 | — |
| 1970 — | Volunteer 500 | Bristol Motor Speedway ST | 64 | Langley-Woodfield Racing | 21 | 30 | ▼ 9 | 0 | cylinder | 0 | — |
| 1970 — | Schaefer 300 | Trenton Speedway INT | 45 | Seifert Racing | 14 | 28 | ▼ 14 | 0 | brakes | 46 | — |
| 1970 — | Thompson 200 | Thompson Speedway ST | 45 | Seifert Racing | 17 | 12 | ▲ 5 | 0 | running | 39 | — |
| 1970 — | Albany-Saratoga 250 | Albany Saratoga Speedway ST | 45 | Seifert Racing | 17 | 10 | ▲ 7 | 0 | running | 41 | — |
| 1970 — | Firecracker 400 | Daytona International Speedway SS | 45 | Seifert Racing | 28 | 20 | ▲ 8 | 0 | running | 93 | — |
| 1970 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 18 | 15 | ▲ 3 | 0 | running | 0 | — |
| 1970 — | Kingsport 100 | Kingsport Speedway ST | 45 | Seifert Racing | 15 | 21 | ▼ 6 | 0 | quit | 0 | — |
| 1970 — | Hickory 276 | Hickory Speedway DIRT | 45 | Seifert Racing | 17 | 5 | ▲ 12 | 0 | running | 46 | — |
| 1970 — | Motor State 400 | Michigan International Speedway INT | 45 | Seifert Racing | 27 | 16 | ▲ 11 | 0 | running | 105 | — |
| 1970 — | Virginia 500 | Martinsville Speedway ST | 45 | Seifert Racing | 22 | 28 | ▼ 6 | 0 | brakes | 46 | — |
| 1970 — | Maryville 200 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 17 | 15 | ▲ 2 | 0 | oil pressure | 36 | — |
| 1970 — | World 600 | Charlotte Motor Speedway INT | 45 | Seifert Racing | 29 | 28 | ▲ 1 | 0 | clutch | 69 | — |
| 1970 — | Tidewater 300 | Langley Field Speedway DIRT | 45 | Seifert Racing | 13 | 23 | ▼ 10 | 0 | wheel | 28 | — |
| 1970 — | Beltsville 300 | Beltsville Speedway ST | 45 | Seifert Racing | 7 | 20 | ▼ 13 | 0 | ignition | 31 | — |
| 1970 — | Rebel 400 | Darlington Raceway INT | 45 | Seifert Racing | 24 | 36 | ▼ 12 | 0 | quit | 48 | — |
| 1970 — | Columbia 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 10 | 6 | ▲ 4 | 0 | running | 45 | — |
| 1970 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 7 | 7 | — | 0 | running | 88 | — |
| 1970 — | Alabama 500 | Talladega Superspeedway SS | 45 | Seifert Racing | 15 | 18 | ▼ 3 | 0 | running | 99 | — |
| 1970 — | Southeastern 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 18 | 25 | ▼ 7 | 0 | clutch | 52 | — |
| 1970 — | Atlanta 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 24 | 17 | ▲ 7 | 0 | running | 102 | — |
| 1970 — | Savannah 200 | Savannah Speedway DIRT | 47 | Seifert Racing | 16 | 15 | ▲ 1 | 0 | oil leak | 36 | — |
| 1970 — | Richmond 500 | Richmond Raceway ST | 47 | Seifert Racing | 23 | 23 | — | 0 | clutch | 56 | — |
| 1970 — | 125 Mile Qualifying Race 2 | Daytona International Speedway SS | 45 | Seifert Racing | 9 | 27 | ▼ 18 | 0 | accident | 24 | — |
| 1969 — | Texas 500 | Texas World Speedway SS | 45 | Seifert Racing | 20 | 36 | ▼ 16 | 0 | engine | 45 | — |
| 1969 — | Georgia 500 | Middle Georgia Raceway ST | 45 | Seifert Racing | 17 | 11 | ▲ 6 | 0 | running | 80 | — |
| 1969 — | Jeffco 200 | Jeffco Speedway ST | 45 | Seifert Racing | 14 | 17 | ▼ 3 | 0 | running | 34 | — |
| 1969 — | American 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 30 | 12 | ▲ 18 | 0 | running | 117 | — |
| 1969 — | 100 Miles at Augusta International Speedway | Augusta International Raceway RC | 45 | Seifert Racing | 17 | 9 | ▲ 8 | 0 | running | 42 | — |
| 1969 — | 100 Miles at Savannah Speedway | Savannah Speedway DIRT | 45 | Seifert Racing | 20 | 8 | ▲ 12 | 0 | running | 43 | — |
| 1969 — | National 500 | Charlotte Motor Speedway INT | 45 | Seifert Racing | 24 | 16 | ▲ 8 | 0 | running | 105 | — |
| 1969 — | Wilkes 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 24 | 18 | ▲ 6 | 0 | running | 66 | — |
| 1969 — | Old Dominion 500 | Martinsville Speedway ST | 45 | Seifert Racing | 27 | 12 | ▲ 15 | 0 | running | 78 | — |
| 1969 — | Sandlapper 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 7 | 10 | ▼ 3 | 0 | running | 41 | — |
| 1969 — | Capital City 250 | Richmond Raceway ST | 45 | Seifert Racing | 16 | 22 | ▼ 6 | 0 | engine | 58 | — |
| 1969 — | Buddy Shuman Memorial | Hickory Speedway DIRT | 45 | Seifert Racing | 15 | 10 | ▲ 5 | 0 | running | 41 | — |
| 1969 — | Southern 500 | Darlington Raceway INT | 45 | Seifert Racing | 19 | 38 | ▼ 19 | 0 | engine | 39 | — |
| 1969 — | Western North Carolina 500 | Asheville-Weaverville Speedway DIRT | 45 | Seifert Racing | 22 | 8 | ▲ 14 | 0 | running | 86 | — |
| 1969 — | Myers Brothers 250 | Bowman Gray Stadium ST | 45 | Seifert Racing | 13 | 18 | ▼ 5 | 0 | quit | 33 | — |
| 1969 — | South Boston 100 | South Boston Speedway DIRT | 45 | Seifert Racing | 11 | 6 | ▲ 5 | 0 | running | 45 | — |
| 1969 — | Yankee 600 | Michigan International Speedway INT | 45 | Seifert Racing | 18 | 22 | ▼ 4 | 0 | running | 87 | — |
| 1969 — | Dixie 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 13 | 38 | ▼ 25 | 0 | engine | 39 | — |
| 1969 — | Smoky Mountain 200 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 18 | 9 | ▲ 9 | 0 | running | 42 | — |
| 1969 — | Nashville 400 | Nashville Speedway ST | 45 | Seifert Racing | 17 | 18 | ▼ 1 | 0 | quit | 33 | — |
| 1969 — | Volunteer 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 25 | 7 | ▲ 18 | 0 | running | 88 | — |
| 1969 — | Maryland 300 | Beltsville Speedway ST | 45 | Seifert Racing | 11 | 8 | ▲ 3 | 0 | running | 43 | — |
| 1969 — | Northern 300 | Trenton Speedway INT | 45 | Seifert Racing | 19 | 34 | ▼ 15 | 0 | oil pressure | 34 | — |
| 1969 — | Thompson 200 | Thompson Speedway ST | 45 | Seifert Racing | 14 | 10 | ▲ 4 | 0 | running | 41 | — |
| 1969 — | Mason-Dixon 300 | Dover International Speedway INT | 45 | Seifert Racing | 28 | 9 | ▲ 19 | 0 | running | 84 | — |
| 1969 — | Firecracker 400 | Daytona International Speedway SS | 45 | Seifert Racing | 17 | 36 | ▼ 19 | 0 | quit | 45 | — |
| 1969 — | North State 200 | North Carolina State Fairgrounds DIRT | 45 | Seifert Racing | 20 | 22 | ▼ 2 | 0 | quit | 29 | — |
| 1969 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 23 | 20 | ▲ 3 | 0 | steering | 31 | — |
| 1969 — | Kingsport 250 | Kingsport Speedway ST | 45 | Seifert Racing | 14 | 20 | ▼ 6 | 0 | throttle | 31 | — |
| 1969 — | Motor State 500 | Michigan International Speedway INT | 45 | Seifert Racing | 24 | 21 | ▲ 3 | 0 | engine | 90 | — |
| 1969 — | Maryville 300 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 15 | 10 | ▲ 5 | 0 | running | 41 | — |
| 1969 — | Macon 300 | Middle Georgia Raceway ST | 45 | Seifert Racing | 18 | 19 | ▼ 1 | 0 | overheating | 32 | — |
| 1969 — | World 600 | Charlotte Motor Speedway INT | 45 | Seifert Racing | 25 | 18 | ▲ 7 | 0 | running | 99 | — |
| 1969 — | Tidewater 375 | Langley Field Speedway DIRT | 45 | Seifert Racing | 20 | 15 | ▲ 5 | 0 | quit | 36 | — |
| 1969 — | Beltsville 300 | Beltsville Speedway ST | 45 | Seifert Racing | 15 | 20 | ▼ 5 | 0 | quit | 31 | — |
| 1969 — | Rebel 400 | Darlington Raceway INT | 45 | Seifert Racing | 33 | 17 | ▲ 16 | 0 | running | 102 | — |
| 1969 — | Fireball 300 | Asheville-Weaverville Speedway DIRT | 45 | Seifert Racing | 14 | 11 | ▲ 3 | 0 | running | 40 | — |
| 1969 — | Virginia 500 | Martinsville Speedway ST | 45 | Seifert Racing | 20 | 32 | ▼ 12 | 0 | transmission | 38 | — |
| 1969 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 25 | 30 | ▼ 5 | 0 | quit | 42 | — |
| 1969 — | Richmond 500 | Richmond Raceway ST | 45 | Seifert Racing | 13 | 5 | ▲ 8 | 0 | running | 92 | — |
| 1969 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 22 | 17 | ▲ 5 | 0 | accident | 34 | — |
| 1969 — | Hickory 250 | Hickory Speedway DIRT | 45 | Seifert Racing | 19 | 18 | ▲ 1 | 0 | overheating | 33 | — |
| 1969 — | Columbia 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 22 | 20 | ▲ 2 | 0 | oil pressure | 31 | — |
| 1969 — | Atlanta 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 29 | 24 | ▲ 5 | 0 | oil leak | 81 | — |
| 1969 — | Southeastern 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 26 | 22 | ▲ 4 | 0 | oil pressure | 58 | — |
| 1969 — | Cracker 200 | Augusta International Raceway RC | 45 | Seifert Racing | 17 | 10 | ▲ 7 | 0 | running | 41 | — |
| 1969 — | Carolina 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 33 | 36 | ▼ 3 | 0 | valve | 45 | — |
| 1969 — | Daytona 500 | Daytona International Speedway SS | 45 | Seifert Racing | 22 | 18 | ▲ 4 | 0 | running | 99 | — |
| 1969 — | Daytona 500 Qualifer #2 | Daytona International Speedway SS | 47 | Seifert Racing | 12 | 17 | ▼ 5 | 0 | running | 34 | — |
| 1969 — | Georgia 500 | Middle Georgia Raceway ST | 47 | Seifert Racing | 17 | 8 | ▲ 9 | 0 | running | 86 | — |
| 1968 — | Peach State 200 | Jeffco Speedway ST | 47 | Seifert Racing | 24 | 18 | ▲ 6 | 0 | running | 0 | — |
| 1968 — | American 500 | North Carolina Motor Speedway INT | 47 | Seifert Racing | 39 | 14 | ▲ 25 | 0 | engine | 117 | — |
| 1968 — | National 500 | Charlotte Motor Speedway INT | 64 | Langley-Woodfield Racing | 28 | 17 | ▲ 11 | 0 | running | 108 | — |
| 1968 — | Augusta 200 | Augusta International Speedway DIRT | 45 | Seifert Racing | 16 | 10 | ▲ 6 | 0 | running | 41 | — |
| 1968 — | Wilkes 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 17 | 18 | ▼ 1 | 0 | running | 68 | — |
| 1968 — | Old Dominion 500 | Martinsville Speedway ST | 45 | Seifert Racing | 32 | 33 | ▼ 1 | 0 | overheating | 38 | — |
| 1968 — | Hillsboro 150 | Occoneechee Speedway DIRT | 64 | Langley-Woodfield Racing | 22 | 22 | — | 0 | oil leak | 30 | — |
| 1968 — | Maryland 300 | Beltsville Speedway ST | 64 | Langley-Woodfield Racing | 23 | 22 | ▲ 1 | 0 | oil leak | 30 | — |
| 1968 — | Capital City 300 | Richmond Raceway ST | 45 | Seifert Racing | 17 | 27 | ▼ 10 | 0 | accident | 28 | — |
| 1968 — | Buddy Shuman 250 | Hickory Speedway DIRT | 45 | Seifert Racing | 18 | 23 | ▼ 5 | 0 | oil line | 31 | — |
| 1968 — | Southern 500 | Darlington Raceway INT | 19 | Seifert Racing | 36 | 14 | ▲ 22 | 0 | running | 114 | — |
| 1968 — | Crabber 250 | Langley Field Speedway DIRT | 45 | Seifert Racing | 18 | 12 | ▲ 6 | 0 | running | 40 | — |
| 1968 — | 107 Miles at South Boston Speedway | South Boston Speedway DIRT | 45 | Seifert Racing | 13 | 17 | ▼ 4 | 0 | engine | 35 | — |
| 1968 — | Western North Carolina 500 | Asheville-Weaverville Speedway DIRT | 45 | Seifert Racing | 22 | 5 | ▲ 17 | 0 | running | 92 | — |
| 1968 — | Myers Brothers 250 | Bowman Gray Stadium ST | 45 | Seifert Racing | 10 | 10 | — | 0 | running | 41 | — |
| 1968 — | Sandlapper 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 19 | 18 | ▲ 1 | 0 | vibration | 35 | — |
| 1968 — | Dixie 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 27 | 11 | ▲ 16 | 0 | running | 120 | — |
| 1968 — | Nashville 400 | Nashville Speedway ST | 45 | Seifert Racing | 12 | 9 | ▲ 3 | 0 | running | 42 | — |
| 1968 — | Smokey Mountain 200 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 20 | 16 | ▲ 4 | 0 | quit | 37 | — |
| 1968 — | Volunteer 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 32 | 9 | ▲ 23 | 0 | running | 86 | — |
| 1968 — | Northern 300 | Trenton Speedway INT | 45 | Seifert Racing | 18 | 14 | ▲ 4 | 0 | running | 76 | — |
| 1968 — | Fonda 200 | Fonda Speedway DIRT | 45 | Seifert Racing | 23 | 18 | ▲ 5 | 0 | clutch | 33 | — |
| 1968 — | Maine 300 | Oxford Plains Speedway ST | 75 | Gene Black (Owner) | 25 | 23 | ▲ 2 | 0 | differential | 28 | — |
| 1968 — | Islip 300 | Islip Speedway ST | 45 | Seifert Racing | 20 | 21 | ▼ 1 | 0 | quit | 31 | — |
| 1968 — | Firecracker 400 | Daytona International Speedway SS | 45 | Seifert Racing | 37 | 33 | ▲ 4 | 0 | transmission | 66 | — |
| 1968 — | Pickens 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 16 | 18 | ▼ 2 | 0 | valve | 38 | — |
| 1968 — | Carolina 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 34 | 39 | ▼ 5 | 0 | engine | 36 | — |
| 1968 — | 100 Miles at Birmingham International Raceway | Birmingham International Raceway DIRT | 45 | Seifert Racing | 16 | 14 | ▲ 2 | 0 | running | 37 | — |
| 1968 — | Macon 300 | Middle Georgia Raceway ST | 45 | Seifert Racing | 15 | 20 | ▼ 5 | 0 | overheating | 31 | — |
| 1968 — | Asheville 300 | New Asheville Speedway ST | 45 | Seifert Racing | 13 | 15 | ▼ 2 | 0 | steering | 38 | — |
| 1968 — | World 600 | Charlotte Motor Speedway INT | 45 | Seifert Racing | 32 | 31 | ▲ 1 | 0 | running | 69 | — |
| 1968 — | Fireball 300 | Asheville-Weaverville Speedway DIRT | 45 | Seifert Racing | 12 | 15 | ▼ 3 | 0 | accident | 36 | — |
| 1968 — | Dixie 250 | Augusta International Speedway DIRT | 45 | Seifert Racing | 18 | 21 | ▼ 3 | 0 | accident | 34 | — |
| 1968 — | Virginia 500 | Martinsville Speedway ST | 45 | Seifert Racing | 27 | 33 | ▼ 6 | 0 | engine | 38 | — |
| 1968 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 23 | 20 | ▲ 3 | 0 | oil pressure | 62 | — |
| 1968 — | Columbia 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 12 | 18 | ▼ 6 | 0 | overheating | 35 | — |
| 1968 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 23 | 6 | ▲ 17 | 0 | running | 46 | — |
| 1968 — | Hickory 250 | Hickory Speedway DIRT | 45 | Seifert Racing | 14 | 9 | ▲ 5 | 0 | running | 44 | — |
| 1968 — | Atlanta 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 29 | 43 | ▼ 14 | 0 | quit | 27 | — |
| 1968 — | Richmond 250 | Richmond Raceway ST | 45 | Seifert Racing | 9 | 8 | ▲ 1 | 0 | running | 43 | — |
| 1968 — | Southeastern 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 19 | 12 | ▲ 7 | 0 | running | 78 | — |
| 1968 — | Daytona 500 | Daytona International Speedway SS | 45 | Seifert Racing | 40 | 15 | ▲ 25 | 0 | running | 0 | — |
| 1968 — | 100 Miles at Montgomery Motor Speedway | Montgomery Motor Speedway DIRT | 45 | Seifert Racing | 20 | 21 | ▼ 1 | 0 | valve | 30 | — |
| 1968 — | Middle Georgia 500 | Middle Georgia Raceway ST | 21 | Negre Racing | 28 | 10 | ▲ 18 | 0 | running | 82 | — |
| 1967 — | Western North Carolina 500 | Asheville-Weaverville Speedway DIRT | 45 | Seifert Racing | 20 | 16 | ▲ 4 | 0 | engine | 300 | — |
| 1967 — | American 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 36 | 10 | ▲ 26 | 0 | running | 1980 | — |
| 1967 — | National 500 | Charlotte Motor Speedway INT | 95 | Seifert Racing | 40 | 35 | ▲ 5 | 0 | engine | 160 | — |
| 1967 — | Wilkes 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 27 | 13 | ▲ 14 | 0 | running | 442 | — |
| 1967 — | Old Dominion 500 | Martinsville Speedway ST | 45 | Seifert Racing | 36 | 15 | ▲ 21 | 0 | running | 484 | — |
| 1967 — | Hillsboro 150 | Occoneechee Speedway DIRT | 45 | Seifert Racing | 26 | 21 | ▲ 5 | 0 | oil pressure | 100 | — |
| 1967 — | Maryland 300 | Beltsville Speedway ST | 45 | Seifert Racing | 19 | 16 | ▲ 3 | 0 | clutch | 200 | — |
| 1967 — | Capital City 300 | Richmond Raceway ST | 45 | Seifert Racing | 9 | 13 | ▼ 4 | 0 | a-frame | 286 | — |
| 1967 — | Buddy Shuman 250 | Hickory Speedway DIRT | 45 | Seifert Racing | 18 | 17 | ▲ 1 | 0 | running | 144 | — |
| 1967 — | Southern 500 | Darlington Raceway INT | 45 | Seifert Racing | 39 | 18 | ▲ 21 | 0 | running | 976 | — |
| 1967 — | 100 Miles at Savannah Speedway | Savannah Speedway DIRT | 45 | Seifert Racing | 15 | 16 | ▼ 1 | 0 | ignition | 160 | — |
| 1967 — | Sandlapper 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 10 | 21 | ▼ 11 | 0 | overheating | 80 | — |
| 1967 — | Myers Brothers 250 | Bowman Gray Stadium ST | 45 | Seifert Racing | 15 | 15 | — | 0 | transmission | 176 | — |
| 1967 — | Dixie 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 35 | 13 | ▲ 22 | 0 | running | 1596 | — |
| 1967 — | Nashville 400 | Nashville Speedway ST | 45 | Seifert Racing | 26 | 9 | ▲ 17 | 0 | running | 340 | — |
| 1967 — | Smokey Mountain 200 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 27 | 11 | ▲ 16 | 0 | running | 240 | — |
| 1967 — | Islip 300 | Islip Speedway ST | 45 | Seifert Racing | 18 | 20 | ▼ 2 | 0 | accident | 96 | — |
| 1967 — | 100 Miles at Fonda Speedway | Fonda Speedway DIRT | 45 | Seifert Racing | 16 | 10 | ▲ 6 | 0 | running | 256 | — |
| 1967 — | Maine 300 | Oxford Plains Speedway ST | 45 | Seifert Racing | 21 | 22 | ▼ 1 | 0 | overheating | 64 | — |
| 1967 — | Northern 300 | Trenton Speedway INT | 45 | Seifert Racing | 22 | 15 | ▲ 7 | 0 | running | 440 | — |
| 1967 — | Firecracker 400 | Daytona International Speedway SS | 45 | Seifert Racing | 35 | 31 | ▲ 4 | 0 | oil pressure | 100 | — |
| 1967 — | 100 Miles at Montgomery Motor Speedway | Montgomery Motor Speedway DIRT | 45 | Seifert Racing | 20 | 10 | ▲ 10 | 0 | running | 256 | — |
| 1967 — | Pickens 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 10 | 16 | ▼ 6 | 0 | overheating | 160 | — |
| 1967 — | Carolina 500 | North Carolina Motor Speedway INT | 45 | Seifert Racing | 30 | 29 | ▲ 1 | 0 | rear end | 108 | — |
| 1967 — | 100 Miles at Birmingham International Raceway | Birmingham International Raceway DIRT | 45 | Seifert Racing | 12 | 13 | ▼ 1 | 0 | running | 208 | — |
| 1967 — | East Tennessee 200 | Smokey Mountain Raceway DIRT | 45 | Seifert Racing | 16 | 16 | — | 0 | battery | 160 | — |
| 1967 — | Macon 300 | Middle Georgia Raceway ST | 45 | Seifert Racing | 15 | 7 | ▲ 8 | 0 | running | 380 | — |
| 1967 — | Asheville 300 | New Asheville Speedway ST | 45 | Seifert Racing | 16 | 17 | ▼ 1 | 0 | head gasket | 144 | — |
| 1967 — | Tidewater 250 | Langley Field Speedway DIRT | 45 | Seifert Racing | 12 | 8 | ▲ 4 | 0 | running | 288 | — |
| 1967 — | Beltsville 200 | Beltsville Speedway ST | 45 | Seifert Racing | 9 | 14 | ▼ 5 | 0 | transmission | 192 | — |
| 1967 — | Richmond 250 | Richmond Raceway ST | 45 | Seifert Racing | 18 | 7 | ▲ 11 | 0 | running | 380 | — |
| 1967 — | 100 Miles at Savannah Speedway | Savannah Speedway DIRT | 45 | Seifert Racing | 13 | 9 | ▲ 4 | 0 | running | 272 | — |
| 1967 — | Virginia 500 | Martinsville Speedway ST | 45 | Seifert Racing | 27 | 11 | ▲ 16 | 0 | running | 660 | — |
| 1967 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 24 | 14 | ▲ 10 | 0 | running | 408 | — |
| 1967 — | 91 Miles at Hickory Speedway | Hickory Speedway DIRT | 45 | Seifert Racing | 14 | 6 | ▲ 8 | 0 | running | 320 | — |
| 1967 — | Columbia 200 | Columbia Speedway DIRT | 45 | Seifert Racing | 15 | 9 | ▲ 6 | 0 | running | 272 | — |
| 1967 — | Atlanta 500 | Atlanta Motor Speedway INT | 45 | Seifert Racing | 44 | 43 | ▲ 1 | 0 | engine | 100 | — |
| 1967 — | 50 Miles at Bowman-Gray Stadium | Bowman Gray Stadium ST | 45 | Seifert Racing | 11 | 6 | ▲ 5 | 0 | running | 320 | — |
| 1967 — | Greenville 200 | Greenville-Pickens Speedway DIRT | 45 | Seifert Racing | 20 | 14 | ▲ 6 | 0 | running | 192 | — |
| 1967 — | Southeastern 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 30 | 8 | ▲ 22 | 0 | running | 936 | — |
| 1967 — | Fireball 300 | Asheville-Weaverville Speedway DIRT | 45 | Seifert Racing | 20 | 11 | ▲ 9 | 0 | running | 300 | — |
| 1966 — | Wilkes 400 | North Wilkesboro Speedway ST | 95 | Gene Cline (Owner) | 33 | 18 | ▲ 15 | 0 | running | 272 | — |
| 1966 — | Old Dominion 500 | Martinsville Speedway ST | 95 | Seifert Racing | 39 | 16 | ▲ 23 | 0 | running | 440 | — |
| 1966 — | Joe Weatherly 150 | Occoneechee Speedway DIRT | 95 | Seifert Racing | 15 | 19 | ▼ 4 | 0 | rear end | 140 | — |
| 1966 — | Capital City 300 | Richmond Raceway ST | 95 | Seifert Racing | 25 | 6 | ▲ 19 | 0 | running | 440 | — |
| 1966 — | Buddy Shuman 250 | Hickory Speedway DIRT | 95 | Gene Cline (Owner) | 16 | 10 | ▲ 6 | 0 | running | 256 | — |
| 1966 — | Myers Brothers 250 | Bowman Gray Stadium ST | 95 | Seifert Racing | 22 | 19 | ▲ 3 | 0 | brakes | 112 | — |
| 1966 — | Maryland 200 | Beltsville Speedway ST | 95 | Seifert Racing | 15 | 12 | ▲ 3 | 0 | running | 224 | — |
| 1966 — | Sandlapper 200 | Columbia Speedway DIRT | 95 | Seifert Racing | 22 | 20 | ▲ 2 | 0 | running | 96 | — |
| 1966 — | Volunteer 500 | Bristol Motor Speedway ST | 95 | Seifert Racing | 35 | 20 | ▲ 15 | 0 | running | 324 | — |
| 1966 — | Richmond 250 | Richmond Raceway ST | 93 | Harry Neal (Owner) | 30 | 30 | — | 0 | oil pressure | 20 | — |
| 1966 — | Tidewater 250 | Langley Field Speedway DIRT | 45 | Seifert Racing | 12 | 12 | — | 0 | accident | 224 | — |
| 1966 — | Virginia 500 | Martinsville Speedway ST | 45 | Seifert Racing | 11 | 33 | ▼ 22 | 0 | brakes | 44 | — |
| 1966 — | Gwyn Staley 400 | North Wilkesboro Speedway ST | 45 | Seifert Racing | 27 | 9 | ▲ 18 | 0 | running | 544 | — |
| 1966 — | Columbia 200 | Columbia Speedway DIRT | 74 | Gene Black (Owner) | 22 | 21 | ▲ 1 | 0 | brakes | 80 | — |
| 1966 — | Southeastern 500 | Bristol Motor Speedway ST | 45 | Seifert Racing | 27 | 7 | ▲ 20 | 0 | running | 912 | — |