The 1986 Kouros 1000 km was the second round of the 1986 World Sports-Prototype Championship. It took place at the Silverstone Circuit, Great Britain on 5 May 1986.

Class winners in bold. Cars failing to complete 75% of the winner's distance marked as Not Classified (NC).

Pos	Class	No	Team	Drivers	Chassis	Tyre	Laps
					Engine
1	C1	51	Silk Cut Jaguar	Derek Warwick Eddie Cheever	Jaguar XJR-6	D	212
					Jaguar 6.5L V12
2	C1	1	Rothmans Porsche	Hans-Joachim Stuck Derek Bell	Porsche 962C	D	210
					Porsche Type-935 2.6L Turbo Flat-6
3	C1	10	Porsche Kremer Racing	Jo Gartner Tiff Needell	Porsche 962C	Y	207
					Porsche Type-935 2.6L Turbo Flat-6
4	C1	14	Liqui Moly Equipe	James Weaver Klaus Niedzwiedz	Porsche 956 GTi	G	206
					Porsche Type-935 2.6L Turbo Flat-6
5	C1	33	Danone Porsche España John Fitzpatrick Racing	Emilio de Villota Fermín Vélez	Porsche 956B	G	206
					Porsche Type-935 2.6L Turbo Flat-6
6	C1	7	Joest Racing	George Follmer John Morton Paolo Barilla	Porsche 956	G	205
					Porsche Type-935 2.6L Turbo Flat-6
7	C1	52	Silk Cut Jaguar	Jean-Louis Schlesser Gianfranco Brancatelli	Jaguar XJR-6	D	204
					Jaguar 6.5L V12
8	C1	61	Kouros Racing Team	Henri Pescarolo John Nielsen Mike Thackwell	Sauber C8	G	203
					Mercedes-Benz M117 5.0L Turbo V8
9	C1	19	Brun Motorsport	Walter Brun Frank Jelinski	Porsche 956	M	203
					Porsche Type-935 2.6L Turbo Flat-6
10	C1	18	Brun Motorsport	Oscar Larrauri Jesús Pareja	Porsche 962C	M	203
					Porsche Type-935 2.6L Turbo Flat-6
11	C1	17	Brun Motorsport	Massimo Sigala Thierry Boutsen	Porsche 962C	M	200
					Porsche Type-935 2.6L Turbo Flat-6
12	C1	9	Obermaier Racing Team	Jürgen Lässig Fulvio Ballabio Dudley Wood	Porsche 956	G	195
					Porsche Type-935 2.6L Turbo Flat-6
13	GTP	31	Mazdaspeed Co. Ltd.	Yoshimi Katayama Yojiro Terada	Mazda 757	D	194
					Mazda 13G 2.0L 3-Rotor
14	C2	70	Spice Engineering	Gordon Spice Ray Bellm	Spice SE86C	A	192
					Ford Cosworth DFL 3.3L V8
15	C2	105	Kelmar Racing	Pasquale Barberio Maurizio Gellini John Nicholson	Tiga GC85	A	187
					Ford Cosworth DFL 3.3L V8
16	C2	75	ADA Engineering	Evan Clements Ian Harrower	Gebhardt JC843	A	185
					Ford Cosworth DFL 3.3L V8
17	C1	63	Ernst Schuster	Ernst Schuster Siegfried Brunn	Porsche 936C	D	180
					Porsche Type-962 2.8L Turbo Flat-6
18	C2	90	Jens Winther	Jens Winther David Mercer	URD C83	A	177
					BMW M88 3.5L I6
19	GTP	30	Mazdaspeed Co. Ltd.	Takashi Yorino David Kennedy	Mazda 757	D	174
					Mazda 13G 2.0L 3-Rotor
20	C2	92	Automobiles Louis Descartes	Louis Descartes Jacques Heuclin	ALD 02	A	159
					BMW M88 3.5L I6
21 NC	C2	84	Simpson Engineering Ltd.	Richard Jones Robin Smith Stefano Sebastiani	Simpson C286	A	136
					Ford Cosworth DFV 3.0L V8
22 DNF	C2	79	Ecurie Ecosse	Ray Mallock Mike Wilds	Ecosse C286	A	159
					Rover V64V 3.0L V6
23 DNF	C1	4	Martini Racing	Andrea de Cesaris Alessandro Nannini	Lancia LC2	M	140
					Ferrari 308C 3.0L Turbo V8
24 DNF	C1	13	Primagaz	Yves Courage Pierre-François Rousselot	Cougar C12	M	139
					Porsche Type-935 2.6L Turbo Flat-6
25 DNF	C2	98	Roy Baker Promotions	Duncan Bain David Andrews Michael Hall	Tiga GC286	A	121
					Ford Cosworth BDT 1.7L Turbo I4
26 DNF	C2	74	Gebhardt Motorsport	Max Payne Stanley Dickens	Gebhardt JC853	A	113
					Ford Cosworth DFL 3.3L V8
27 DNF	C2	72	John Bartlett Racing	Nick Adams Max Cohen-Olivar Kenneth Leim	Bardon DB1	?	106
					Ford Cosworth DFL 3.3L V8
28 DNF	C1	2	Rothmans Porsche	Jochen Mass Bob Wollek	Porsche 962C	D	81
					Porsche Type-935 2.6L Turbo Flat-6
29 DNF	C2	88	Arthur Hough Pressings Ark Racing	Chris Ashmore Mike Kimpton Rudi Thomann	Ceekar 83J	A	61
					Ford Cosworth BDX 2.0L I4
30 DNF	C2	80	Carma F.F. SRL	Carlo Facetti Martino Finotto Ruggero Melgrati	Alba AR6	A	60
					Carma FF 1.9L Turbo I4
31 DNF	GTP	21	Richard Cleare Racing	Richard Cleare Franz Konrad	March 85G	?	40
					Porsche Type-962 3.2L Turbo Flat-6
32 DNF	C1	66	Cosmik Racing	Costas Los John Graham	March 84G	A	24
					Porsche Type-935 2.6L Turbo Flat-6
DNS	C2	77	Chamberlain Engineering	Gareth Chapman Will Hoy Dan Murphy	Tiga TS85	A	-
					Hart 418T 1.8L Turbo I4
DNS	C2	78	Ecurie Ecosse	Ray Mallock Mike Wilds	Ecosse C285	A	-
					Ford Cosworth DFL 3.3L V8
DNS	C2	83	Techno Racing	Luigi Taverna Mario Sala Marco Vanoli	Alba AR3	A	-
					Ford Cosworth DFL 3.3L V8
DNS	C2	89	Martin Schanche Racing	Martin Schanche Birger Dyrstad Torgye Kleppe	Argo JM19	G	-
					Zakspeed 1.9L Turbo I4
DNS	C2	99	Roy Baker Promotions	John Sheldon Thorkild Thyrring	Tiga GC286	A	-
					Ford Cosworth BDT 1.7L Turbo I4
DNQ	C2	91	P.C. Automotive	Richard Piper David Brodie	Royale RP40	?	-
					Mitsubishi 2.0L Turbo I4

• Pole Position - Alessandro Nannini (#4 Martini Racing) - 1:10.810
• Fastest Lap - Andrea De Cesaris (#4 Martini Racing) - 1:13.950^[1]
• Average Speed - 207.739 km/h