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Laguna Seca |
| GP | Local | Data | Etapa | Extênsão | Voltas |
| Marlboro Grand Prix at the Meadowlands | Meadowlands Sports Complex | 15 de Julho de 1990 | 8 | 1.958 Metros | 150 |
| Piloto | Equipamento | Equipe | Tempo/diferença | nº | Grid |
| 1 Michael Andretti |
Lola Chevrolet | Newman-Haas | 1:52:34.777 | 3 | 1 |
| 2 Rick Mears |
Penske Chevrolet | Penske | 1:53:13.088 | 2 | 4 |
| 3 Teo Fabi |
March Porsche | Porsche | a 1 Volta | 4 | 6 |
| 4 Arie Luyendyk |
Lola Chevrolet | Shierson | a 4 Voltas | 30 | 15 |
| 5 A.J. Foyt |
Lola Chevrolet | Foyt | a 5 Voltas | 14 | 17 |
| 6 Emerson Fittipaldi | Penske Chevrolet | Penske | a 7 Voltas | 1 | 3 |
| 7 John Andretti |
March Porsche | Porsche | a 9 Voltas | 41 | 12 |
| 8 Dominic Dobson |
Lola Cosworth | Bayside | a 9 Voltas | 86 | 10 |
| 9 Scott Brayton |
Lola Cosworth | Simon | a 10 Voltas | 22 | 9 |
| 10 Tony Bettenhausen, Jr. |
Lola Buick | Bettenhausen | a 16 Voltas | 16 | 27 |
| 11 Al Unser, Jr. |
Lola Chevrolet | Galles | a 17 Voltas | 5 | 8 |
| 12 Michael Greenfield | Lola Cosworth | Greenfield | a 46 Voltas | 42 | 24 |
| 13 Raul Boesel |
Lola Judd | Truesports | a 47 Voltas | 8 | 11 |
| 14 Danny Sullivan |
Penske Chevrolet | Penske | a 50 Voltas | 7 | 5 |
| 15 Roberto Guerrero |
March Alfa Romeo | Patrick | a 63 Voltas | 20 | 19 |
| 16 Hiro Matsushita |
Lola Cosworth | Simon | a 64 Voltas | 10 | 25 |
| 17 Scott Goodyear |
Lola Judd | Shierson | a 68 Voltas | 11 | 16 |
| 18 Pancho Carter | Lola Cosworth | Leader Card | a 72 Voltas | 29 | 22 |
| 19 Dean Hall |
Lola Cosworth | Coyne | a 83 Voltas | 19 | 21 |
| 20 Jeff Wood |
Lola Cosworth | U.S. Engineering | a 84 Voltas | 44 | 26 |
| 21 Eddie Cheever |
Lola Chevrolet | Ganassi | a 88 Voltas | 15 | 13 |
| 22 Randy Lewis |
Penske Buick | Arciero | a 93 voltas | 12 | 28 |
| 23 Willy T. Ribbs | Lola Judd | Raynor | a 107 Voltas | 25 | 18 |
| 24 Mario Andretti |
Lola Chevrolet | Newman-Haas | a 109 Voltas | 6 | 2 |
| 25 Bobby Rahal |
Lola Chevrolet | Galles | a 109 Voltas | 18 | 7 |
| 26 Mike Groff |
Lola Cosworth | Euromotorsport | a 124 Voltas | 50 | 14 |
| 27 Tero Palmroth |
Lola Cosworth | Simon | a 125 Voltas | 23 | 23 |
| 28 Didier Theys | Penske Buick | Granatelli | a 138 Voltas | 20 | 20 |
Número de Voltas na Liderança:
Michael Andretti 105
Mario Andretti 22
Teo Fabi 20
Danny Sullivan 3