1987 - Mid-Ohio 250 km IMSA GTO

7 June 1987 - Mid-Ohio Sports Car Course, USA

Karl Durkheimer 7th in a Porsche 911 Carrera

No.	Car	#	Class	Drivers	Entrant	Pos	Class	Grid	Notes
56	Porsche 911 Carrera		GTU	Karl Durkheimer (USA)	Karl Durkheimer (USA)	13th	4th	15th	62 laps
91	Porsche 934	009 00030	GTO	Chester Vincentz (USA)/John Bauer (USA)	Electrodyne Performance	16th	12th	9th	61 laps
89	Porsche 914/6	470 29 00076	GTU	Ray Hendricks (USA)/Bruce Jones (USA)	Dynamic Air Conditioning	25th	12th	27th	59 laps
29	Porsche 914/6	914 043 0538	GTU	Earl Roe (USA)	Earl Roe (USA)	26th	13th	31st	58 laps
20	Porsche 914/6		GTU	Mark Altman (USA)	Altman Bros Racing (USA)	28th	15th	29th	56 laps - DNF