Pos	#	Driver	Entrant / Team	Chassis	Laps	Time/Retire
1	3	Al Unser Jr.	Galles Racing	March 88C - Chevrolet A	112	1h58m08.832
2	5	Rick Mears	Team Penske	Penske PC17 - Chevrolet A	112
3	33	Didier Theys	Rainier	Lola T8800 - Cosworth	111
4	11	Kevin Cogan	Machinists Union	March 88C - Cosworth	110
5	9	Danny Sullivan	Team Penske	Penske PC17 - Chevrolet A	108
6	69	Bernard Jourdain	Monarch Sports Systems	March 86C - Cosworth	108
7	71	Ludwig Heimrath Jr.	Hemelgarn Racing	Lola T8800 - Cosworth	106
8	21	Howdy Holmes	Morales Racing	March 88C - Cosworth	106
9	55	Scott Atchison	Machinists Union	March 86C - Cosworth	105
10	24	Randy Lewis	Leader Card Racers	Lola T8800 - Cosworth	105
11	16	Dennis Vitolo	Bettenhausen Racing	Lola T8700 - Cosworth	103
DNF	19	Dale Coyne	Dale Coyne Racing	March 86C - Chevrolet	67	Engine
DNF	56	Rocky Moran	Genesee Beer Wagon	March 88C - Cosworth	56	Gearbox
DNF	7	Arie Luyendyk	Simon Racing	Lola T8800 - Cosworth	52	Accident
DNF	6	Mario Andretti	Newman-Haas Racing	Lola T8800 - Chevrolet A	43	Fuel System
DNF	12	John Jones	Arciero Racing	March 88C - Cosworth	31	Mechanical
DNF	18	Michael Andretti	Kraco Racing	Lola T8800 - Cosworth	25	Clutch
DNF	1	Bobby Rahal	Truesports	Lola T8800 - Judd	20	Engine
DNF	23	Jean-Pierre Frey	Burago	Lola T8700 - Cosworth	8	Contact
DNF	10	Derek Daly	Raynor Garage Door	Lola T8800 - Cosworth	0	Accident
DNF	14	A.J.Foyt	Gilmore Racing	Lola T8800 - Cosworth	0	Accident
DNF	20	Emerson Fittipaldi	Patrick Racing	Lola T8700 - Chevrolet A	0	Accident
DNF	30	Raul Boesel	Shierson	Lola T8800 - Cosworth	0	Accident
DNF	4	Roberto Guerrero	Granatelli Racing	Lola T8800 - Cosworth	0	Accident
DNF	8	Teo Fabi	Porsche North America	March 88C - Porsche	0	Accident
DNF	91	Scott Brayton	Hemelgarn Racing	Lola T8800 - Judd	0	Accident

* For this race, except for disqualified and non-starting drivers, all participating drivers are classified. DNFs are only included for ranking purposes.