| Tim Williamson's NASCAR Cup Series Race Statistics |
|---|
| No. | Race | Driver | Start | Finish | Car | Mfg | Sponsor | Laps | Led | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1979-01 | Tim Williamson | T. Williamson | 26 | 9 | 74 |  | Cal-Four | 116 | 0 |
| 2 | 1979-15 | Tim Williamson | T. Williamson | 19 | 26 | 29 | | Tropical Rent-A-Car | 33 | 0 |
| 3 | 1979-31 | Tim Williamson | T. Williamson | 33 | 22 | 10 | | Thernasol | 191 | 0 |
