Race No. 6
Motorola 300
Gateway International Raceway — Madison, Illinois
May 21-23, 1998
Thursday Practice Combined
| pos | car | driver | chassis engine tire | laptime | gap to leader | gap to next | mph | km/h | 110% rule |
| 1 | 99X | Greg Moore | 98I/108E/F | 25.757 | 0.000 | 0.000 | 177.505 | 285.606 | n/a |
| 2 | 12 | Jimmy Vasser | 98I/HRK/F | 25.807 | -0.050 | -0.050 | 177.161 | 285.052 | n/a |
| 3 | 21 | Tony Kanaan (R) | 98I/HRK/F | 25.815 | -0.058 | -0.008 | 177.106 | 284.964 | 100.13% |
| 4 | 9X | JJ Lehto (R) | 98I/108E/F | 25.829 | -0.072 | -0.014 | 177.010 | 284.810 | 100.18% |
| 5 | 27 | Dario Franchitti | 98I/HRK/F | 26.028 | -0.271 | -0.199 | 175.657 | 282.632 | 100.95% |
| 6 | 6 | Michael Andretti | 009.c/XD/G | 26.038 | -0.281 | -0.010 | 175.590 | 282.524 | 100.99% |
| 7 | 8 | Bryan Herta | 98I/XD/F | 26.077 | -0.320 | -0.039 | 175.327 | 282.101 | 101.14% |
| 8 | 16 | Helio Castro-Neves (R) | 98I/108E/G | 26.106 | -0.349 | -0.029 | 175.132 | 281.788 | 101.26% |
| 9 | 12X | Jimmy Vasser | 97I/HRK/F | 26.117 | -0.360 | -0.011 | 175.058 | 281.669 | 101.30% |
| 10 | 2 | Al Unser Jr. | P98/108E/G | 26.205 | -0.448 | -0.088 | 174.471 | 280.723 | 101.64% |
| 11 | 40 | Adrian Fernandez | 98I/XD/F | 26.219 | -0.462 | -0.014 | 174.377 | 280.573 | 101.70% |
| 12 | 1 | Alex Zanardi | 98I/HRK/F | 26.228 | -0.471 | -0.009 | 174.318 | 280.477 | 101.73% |
| 13 | 5 | Gil de Ferran | 98I/HRK/G | 26.279 | -0.522 | -0.051 | 173.979 | 279.933 | 101.93% |
| 14 | 24 | Robby Gordon | 98I/RV8C/F | 26.297 | -0.540 | -0.018 | 173.860 | 279.741 | 102.00% |
| 15 | 11 | Christian Fittipaldi | 009.c/XD/G | 26.304 | -0.547 | -0.007 | 173.814 | 279.667 | 102.02% |
| 16 | 26 | Paul Tracy | 98I/HRK/F | 26.332 | -0.575 | -0.028 | 173.629 | 279.369 | 102.13% |
| 17 | 33 | Patrick Carpentier | 98I/108E/F | 26.364 | -0.607 | -0.032 | 173.418 | 279.030 | 102.26% |
| 18 | 20 | Scott Pruett | 98I/XD/F | 26.418 | -0.661 | -0.054 | 173.064 | 278.460 | 102.47% |
| 19 | 18 | Mark Blundell | 98I/108E/F | 26.493 | -0.736 | -0.075 | 172.574 | 277.671 | 102.76% |
| 20 | 9 | JJ Lehto (R) | 98I/108E/F | 26.520 | -0.763 | -0.027 | 172.398 | 277.389 | 102.86% |
| 21 | 10 | Richie Hearn | 009.c/XD/F | 26.544 | -0.787 | -0.024 | 172.242 | 277.138 | 102.96% |
| 22 | 7 | Bobby Rahal | 98I/XD/F | 26.654 | -0.897 | -0.110 | 171.531 | 275.994 | 103.38% |
| 23 | 98X | PJ Jones | 98I/RV8C/G | 26.656 | -0.899 | -0.002 | 171.519 | 275.973 | 103.39% |
| 24 | 36 | Alex Barron (R) | 98I/RV8C/G | 26.664 | -0.907 | -0.008 | 171.467 | 275.891 | 103.42% |
| 25 | 17 | Mauricio Gugelmin | 98I/108E/F | 26.666 | -0.909 | -0.002 | 171.454 | 275.870 | 103.43% |
| 26 | 25 | Max Papis | 98I/RV8C/F | 26.773 | -1.016 | -0.107 | 170.769 | 274.767 | 103.84% |
| 27 | 19 | Michel Jourdain Jr. | 98I/XD/F | 26.784 | -1.027 | -0.011 | 170.699 | 274.655 | 103.89% |
| 28 | 17X | Mauricio Gugelmin | 98I/108E/F | 26.816 | -1.059 | -0.032 | 170.495 | 274.327 | 104.01% |
| 29 | 77 | Arnd Meier | 97I/XD/G | 26.850 | -1.093 | -0.034 | 170.279 | 273.979 | 104.14% |
| 30 | 6X | Michael Andretti | 009.c/XD/G | 26.877 | -1.120 | -0.027 | 170.108 | 273.704 | 104.25% |
| 31 | 2X | Al Unser Jr. | P98/108E/G | 26.892 | -1.135 | -0.015 | 170.013 | 273.552 | 104.31% |
| 32 | 99 | Greg Moore | 98I/108E/F | 27.088 | -1.331 | -0.196 | 168.783 | 271.572 | 105.07% |
| 33 | 3 | Andre Ribeiro | P98/108E/G | 27.184 | -1.427 | -0.096 | 168.187 | 270.613 | 105.44% |
| 34 | 40X | Adrian Fernandez | 98I/XD/F | 27.196 | -1.439 | -0.012 | 168.113 | 270.494 | 105.48% |
| 35 | 5X | Gil de Ferran | 98I/HRK/G | 27.240 | -1.483 | -0.044 | 167.841 | 270.057 | 105.66% |
| 36 | 98 | PJ Jones | 98I/RV8C/G | 27.516 | -1.759 | -0.276 | 166.158 | 267.348 | 106.73% |
| 37 | 20X | Scott Pruett | 98I/XD/F | 27.754 | -1.997 | -0.238 | 164.733 | 265.055 | 107.65% |
| 38 | 34 | Dennis Vitolo | 98I/XD/F | 27.786 | -2.029 | -0.032 | 164.543 | 264.750 | 107.77% |
| 39 | 18X | Mark Blundell | 98I/108E/F | 33.591 | -7.834 | -5.805 | 136.108 | 218.998 | 130.29% |
| 40 | 19X | Michel Jourdain Jr. | 98I/XD/F | 34.563 | -8.806 | -0.972 | 132.280 | 212.839 | 134.06% |