| 1 | 1998-01 |
Kevin Schwantz
K. Schwantz | 16 | 8 | 88 |  | Ryder | 120 | 0 |
| 2 | 1998-02 |
Kevin Schwantz
K. Schwantz | 24 | 32 | 88 | | Ryder | 190 | 0 |
| 3 | 1998-03 |
Kevin Schwantz
K. Schwantz | 29 | 42 | 88 | | Ryder | 46 | 0 |
| 4 | 1998-04 |
Kevin Schwantz
K. Schwantz | 16 | 32 | 88 | | Ryder | 312 | 0 |
| 5 | 1998-05 |
Kevin Schwantz
K. Schwantz | 35 | 43 | 88 | | Ryder | 1 | 0 |
| 6 | 1998-09 |
Kevin Schwantz
K. Schwantz | 31 | 31 | 88 | | Texas Department of Tourism | 45 | 0 |
| 7 | 1998-10 |
Kevin Schwantz
K. Schwantz | 40 | 24 | 88 | | Lone Star Motorsports | 198 | 0 |
| 8 | 1998-12 |
Kevin Schwantz
K. Schwantz | 24 | 39 | 88 | | Lone Star Motorsports | 55 | 0 |
| 9 | 1998-15 |
Kevin Schwantz
K. Schwantz | 36 | 21 | 88 | | Lone Star Motorsports | 248 | 0 |
| 10 | 1998-16 |
Kevin Schwantz
K. Schwantz | 7 | 39 | 88 | | Lone Star Motorsports | 30 | 0 |
| 11 | 1998-19 |
Mike Bliss
M. Bliss | 12 | 26 | 88 | | Lone Star Motorsports | 148 | 0 |
| 12 | 1998-27 |
Kevin Schwantz
K. Schwantz | 18 | 35 | 88 | | Lone Star Motorsports | 104 | 0 |
| 13 | 1998-30 |
Kevin Schwantz
K. Schwantz | 20 | 40 | 88 | | Phil-Mart | 47 | 0 |
