1987 - Riverside 500 km

26 April 1987 - Riverside International Raceway, USA

Chip Robinson and Al Holbert second in a Porsche 962, 2.781s behind the winning Jaguar XJR-7 of Hurley Haywood and John Morton

Overall - 2nd, 3rd : GTP - 2nd, 3rd

No.	Car	#	Class	Drivers	Entrant	Pos	Class	Grid	Notes
14	Porsche 962	962-HR1	GTP	Chip Robinson (USA)/Al Holbert (USA)	Holbert Racing (USA)	2nd	2nd	3rd	122 laps
67	Porsche 962	962-108B	GTP	Darin Brassfield (USA)/Wally Dallenbach, Jr (USA)	Uniroyal/Goodrich (USA)	3rd	3rd	9th	121 laps
16	Porsche 962	962-122A	GTP	Rob Dyson (USA)/Price Cobb (USA)	Dyson Racing (USA)	4th	4th	4th	121 laps
10	Porsche 962	962-F01	GTP	John Hotchkis (USA)/Jim Adams (USA)	Hotchkis Racing (USA)	5th	5th	5th	119 laps
86	Porsche 962	962-121	GTP	Bruce Leven (USA)/David Hobbs (GB)	Bayside Disposal Racing (USA)	9th	6th	7th	110 laps
8	Porsche 962	962-HR6	GTP	Brian Redman (GB)/Chris Kneifel (USA)	Primus Motorsport	17th	8th	6th	65 laps - Engine