# Gran Premio de la Ciudad de Imola de Motociclismo de 1998

El Gran Premio de la Ciudad de Imola de Motociclismo de 1998 fue la decimoprimera prueba del Campeonato del Mundo de Motociclismo de 1998. Tuvo lugar el fin de semana del 4 al 6 de septiembre de 1998 en el Autodromo Enzo e Dino Ferrari, situado en la ciudad de Imola, Emilia-Romagna, Italia. La carrera de 500cc fue ganada por Mick Doohan, seguido de Àlex Crivillé y Max Biaggi. Valentino Rossi ganó la prueba de 250cc, por delante de Loris Capirossi y Stefano Perugini. La carrera de 125cc fue ganada por Tomomi Manako, Marco Melandri fue segundo y Masao Azuma tercero.

## Resultados 500cc

| Pos. | N.º | Piloto | Constructor | Vueltas | Tiempo | Parrilla | Pts. |
| 1 | 1 | Mick Doohan | Honda | 25 | 46:00.092 | 3 | 25 |
| 2 | 4 | Àlex Crivillé | Honda | 25 | +6.564 | 6 | 20 |
| 3 | 6 | Max Biaggi | Honda | 25 | +8.721 | 4 | 16 |
| 4 | 9 | Alex Barros | Honda | 25 | +11.244 | 2 | 13 |
| 5 | 12 | Jean-Michel Bayle | Yamaha | 25 | +21.672 | 1 | 11 |
| 6 | 5 | Norifumi Abe | Yamaha | 25 | +28.407 | 5 | 10 |
| 7 | 2 | Tadayuki Okada | Honda | 25 | +36.627 | 9 | 9 |
| 8 | 15 | Sete Gibernau | Honda | 25 | +36.876 | 13 | 8 |
| 9 | 3 | Nobuatsu Aoki | Suzuki | 25 | +37.332 | 11 | 7 |
| 10 | 8 | Carlos Checa | Honda | 25 | +47.677 | 12 | 6 |
| 11 | 11 | Simon Crafar | Yamaha | 25 | +55.890 | 15 | 5 |
| 12 | 55 | Régis Laconi | Yamaha | 25 | +57.040 | 7 | 4 |
| 13 | 19 | John Kocinski | Honda | 25 | +58.878 | 8 | 3 |
| 14 | 10 | Kenny Roberts Jr | Modenas KR3 | 25 | +1:06.104 | 10 | 2 |
| 15 | 28 | Ralf Waldmann | Modenas KR3 | 25 | +1:18.308 | 16 | 1 |
| 16 | 27 | Katsuaki Fujiwara | Suzuki | 25 | +1:19.432 | 19 | |
| 17 | 14 | Juan Bautista Borja | Honda | 25 | +1:28.491 | 18 | |
| 18 | 23 | Matt Wait | Honda | 25 | +1:50.817 | 20 | |
| 19 | 57 | Fabio Carpani | Honda | 24 | +1 Vuelta | 23 | |
| Ret | 77 | Eskil Suter | Muz Weber | 18 | | 14 | |
| Ret | 26 | Bernard Garcia | Honda | 16 | | 22 | |
| Ret | 22 | Sébastien Gimbert | Honda | 15 | | 21 | |
| Ret | 17 | Jurgen van den Goorbergh | Honda | 12 | | 17 | |
| Ret | 88 | Scott Smart | Honda | 12 | | 24 | |
| Ret | 43 | Paolo Tessari | Paton | 7 | | 25 | |
* Pole Position: Jean-Michel Bayle, 1:49.345
* Vuelta Rápida: Max Biaggi, 1:49.556

## Resultados 250cc

| Pos. | N.º | Piloto | Constructor | Vueltas | Tiempo | Parrilla | Pts. |
| 1 | 46 | Valentino Rossi | Aprilia | 23 | 43:43.815 | 5 | 25 |
| 2 | 65 | Loris Capirossi | Aprilia | 23 | +2.687 | 3 | 20 |
| 3 | 4 | Stefano Perugini | Honda | 23 | +4.175 | 6 | 16 |
| 4 | 5 | Tohru Ukawa | Honda | 23 | +6.524 | 4 | 13 |
| 5 | 19 | Olivier Jacque | Honda | 23 | +29.180 | 2 | 11 |
| 6 | 6 | Haruchika Aoki | Honda | 23 | +31.615 | 11 | 10 |
| 7 | 37 | Luca Boscoscuro | TSR-Honda | 23 | +32.948 | 15 | 9 |
| 8 | 44 | Roberto Rolfo | TSR-Honda | 23 | +33.614 | 10 | 8 |
| 9 | 7 | Takeshi Tsujimura | Yamaha | 23 | +35.892 | 7 | 7 |
| 10 | 31 | Tetsuya Harada | Aprilia | 23 | +39.595 | 1 | 6 |
| 11 | 8 | Luis d'Antin | Yamaha | 23 | +53.590 | 14 | 5 |
| 12 | 17 | José Luis Cardoso | Yamaha | 23 | +53.988 | 19 | 4 |
| 13 | 21 | Franco Battaini | Yamaha | 23 | +54.686 | 20 | 3 |
| 14 | 12 | Noriyasu Numata | Suzuki | 23 | +56.383 | 12 | 2 |
| 15 | 24 | Jason Vincent | TSR-Honda | 23 | +1:00.924 | 13 | 1 |
| 16 | 14 | Davide Bulega | ERP-Honda | 23 | +1:13.181 | 16 | |
| 17 | 45 | Diego Giugovaz | Aprilia | 23 | +1:16.205 | 21 | |
| 18 | 18 | Osamu Miyazaki | Yamaha | 23 | +1:25.369 | 17 | |
| 19 | 48 | Igor Antonelli | Aprilia | 23 | +1:29.514 | 22 | |
| 20 | 25 | Yasumasa Hatakeyama | Honda | 23 | +1:33.769 | 24 | |
| 21 | 16 | Johan Stigefelt | Suzuki | 23 | +1:35.296 | 23 | |
| 22 | 22 | Matthieu Lagrive | Honda | 23 | +1:38.260 | 25 | |
| 23 | 49 | Filippo Cotti | Honda | 23 | +1:42.065 | 26 | |
| 24 | 41 | Federico Gartner | Aprilia | 22 | +1 Vuelta | 27 | |
| Ret | 9 | Jeremy McWilliams | TSR-Honda | 6 | | 9 | |
| Ret | 34 | Marcellino Lucchi | Aprilia | 1 | | 8 | |
| Ret | 27 | Sebastián Porto | Aprilia | 0 | | 18 | |
* Pole Position: Tetsuya Harada, 1:53.560
* Vuelta Rápida: Tetsuya Harada, 1:52.533

## Resultados 125cc

| Pos. | N.º | Piloto | Constructor | Vueltas | Tiempo | Parrilla | Pts. |
| 1 | 3 | Tomomi Manako | Honda | 21 | 42:05.831 | 2 | 25 |
| 2 | 13 | Marco Melandri | Honda | 21 | +0.087 | 1 | 20 |
| 3 | 20 | Masao Azuma | Honda | 21 | +10.394 | 9 | 16 |
| 4 | 4 | Kazuto Sakata | Aprilia | 21 | +10.466 | 8 | 13 |
| 5 | 5 | Masaki Tokudome | Aprilia | 21 | +22.699 | 4 | 11 |
| 6 | 41 | Youichi Ui | Yamaha | 21 | +26.133 | 24 | 10 |
| 7 | 15 | Roberto Locatelli | Honda | 21 | +26.546 | 3 | 9 |
| 8 | 62 | Yoshiaki Katoh | Yamaha | 21 | +28.161 | 14 | 8 |
| 9 | 21 | Arnaud Vincent | Aprilia | 21 | +30.584 | 25 | 7 |
| 10 | 26 | Ivan Goi | Aprilia | 21 | +48.516 | 16 | 6 |
| 11 | 9 | Frédéric Petit | Honda | 21 | +48.656 | 19 | 5 |
| 12 | 8 | Gianluigi Scalvini | Honda | 21 | +1:02.010 | 12 | 4 |
| 13 | 7 | Emilio Alzamora | Aprilia | 21 | +1:12.085 | 15 | 3 |
| 14 | 22 | Steve Jenkner | Aprilia | 21 | +1:12.337 | 13 | 2 |
| 15 | 49 | Andrea Zappa | Honda | 21 | +1:12.408 | 20 | 1 |
| 16 | 17 | Enrique Maturana | Yamaha | 21 | +1:13.006 | 28 | |
| 17 | 48 | Max Sabbatani | Honda | 21 | +1:15.643 | 23 | |
| 18 | 14 | Federico Cerroni | Aprilia | 21 | +1:24.081 | 22 | |
| 19 | 65 | Andrea Iommi | Honda | 21 | +1:33.199 | 27 | |
| Ret | 32 | Mirko Giansanti | Honda | 17 | | 7 | |
| Ret | 29 | Ángel Nieto Jr | Aprilia | 16 | | 21 | |
| Ret | 63 | Marco Tresoldi | Honda | 14 | | 30 | |
| Ret | 23 | Gino Borsoi | Aprilia | 14 | | 11 | |
| Ret | 59 | Jerónimo Vidal | Aprilia | 10 | | 29 | |
| Ret | 10 | Lucio Cecchinello | Honda | 4 | | 5 | |
| Ret | 47 | Riccardo Chiarello | Aprilia | 2 | | 18 | |
| Ret | 39 | Jaroslav Huleš | Honda | 0 | | 17 | |
| DNS | 52 | Hiroyuki Kikuchi | Honda | | | 6 | |
| DNS | 55 | Manuel Poggiali | Honda | | | 10 | |
| DNS | 16 | Christian Manna | Yamaha | | | 26 | |
* Pole Position: Marco Melandri, 1:59.795
* Vuelta Rápida: Tomomi Manako, 1:58.880