| series | Champcar current |
| race |  Portland |
| year | 1988 |
| team | car | entry | driver | start | finish | chassis | engine | laps led | * | |
| Penske | 9 | Miller High Life | Danny Sullivan | | 1 | 1 | Penske PC-17/88 [005] | Chevy V8/A | 46 | |
| Dick Simon | 7 | Provimi Veal | Arie Luyendyk |  | 2 | 2 | Lola T8800 | Cosworth DFX | 53 | |
| Patrick | 20 | Marlboro | Emerson Fittipaldi |  | 7 | 3 | March 88C | Chevy V8/A | 3 | |
| Galles | 3 | Valvoline | Al Unser Jr. | | 4 | 4 | March 88C | Chevy V8/A | 1 | |
| Newman-Haas | 6 | Amoco/Kmart | Mario Andretti | | 5 | 5 | Lola T8800 | Chevy V8/A | ||
| Penske | 5 | Pennzoil | Rick Mears | | 3 | 6 | Penske PC-17/88 [003] | Chevy V8/A | ||
| Porsche | 8 | Quaker State | Teo Fabi |  | 9 | 7 | March 88C | Porsche 9M0 | ||
| Arciero | 12 | Labatt's | John Jones |  | 15 | 8 | March 88C | Cosworth DFX | ||
| Hemelgarn | 91 | Amway/United Oil/Lifecycle | Scott Brayton | | 17 | 9 | Lola T8800 | Judd AV | ||
| Dick Simon | 22 | Uniden/Rainier | Didier Theys |  | 13 | 10 | Lola T8800 | Cosworth DFX | ||
| Kraco | 18 | Kraco | Michael Andretti | | 8 | 11 | March 88C | Cosworth DFX | 1 | |
| Truesports | 1 | Budweiser | Bobby Rahal | | 6 | 12 | Lola T8800 | Judd AV | ||
| Gohr Racing | 56 | Genesee Beer | Rocky Moran | | 25 | 13 | March 88C [13] | Cosworth DFX | ||
| Vince Granatelli | 2 | STP | Roberto Guerrero |  | 23 | 14 | March 87C | Cosworth DFX | ||
| AJ Foyt | 14 | Copenhagen/Gilmore | AJ Foyt | | 24 | 15 | Lola T8800 | Cosworth DFX | ||
| Morales | 21 | Jiffy Mix | Howdy Holmes | | 19 | 16 | March 88C | Cosworth DFX | ||
| Curb Motorsports | 98 | Skoal Bandit | John Andretti | | 11 | 17 | Lola T8800 | Cosworth DFX | ||
| Dick Simon | 23 | Bronson/Neste | Tero Palmroth |  | 18 | 18 | Lola T8700 | Cosworth DFX | ||
| Raynor | 10 | Raynor Garage Door | Derek Daly |  | 10 | 19 | Lola T8800 | Cosworth DFX | ||
| Machinists Union | 11 | Machinists/Schaefer/Playboy | Kevin Cogan | | 14 | 20 | March 88C | Cosworth DFX | ||
| Dobson | 16 | Columbia Helicopters | Dominic Dobson | | 20 | 21 | Lola T8700 [HU10] | Cosworth DFX | ||
| Leader Card | 24 | Toshiba/Oracle/Altos | Randy Lewis | | 21 | 22 | Lola T8800 [HU21] | Cosworth DFX | ||
| Hemelgarn | 71 | Mackenzie Financial | Ludwig Heimrath Jr. | | 12 | 23 | Lola T8800 | Cosworth DFX | ||
| Dale Coyne | 19 | Dale Coyne Racing | Dale Coyne | | 26 | 24 | March 86C | Chevy Barnes 355 V8 | ||
| Machinists Union | 55 | Otter Pops/Machinists | Scott Atchison | | 22 | 25 | March 86C | Cosworth DFX | ||
| Shierson | 30 | Domino's Pizza | Raul Boesel | | 16 | 26 | March 88C | Cosworth DFX |
26 entries
