The 1975 World Sportscar Championship season was the 23rd season of FIA World Sportscar Championship motor racing. It featured the 1975 World Championship for Makes^[1] which was open to Group 5 Sports Cars and Group 4 Special GT Cars.^[2] It also included the FIA Cup for GT Cars and the FIA Cup for 2-Litre Cars.^[1] The three titles were contested concurrently over a nine race series which ran from 1 February to 12 July 1975.

Schedule

Rnd	Race	Circuit or Location	Date
1	24 Hours of Daytona†	Daytona International Speedway	1 February 2 February
2	1000 km of Mugello	Mugello Circuit	23 March
3	800 km of Dijon	Dijon-Prenois	6 April
4	Trofeo Filippo Caracciolo (1000km)	Autodromo Nazionale Monza	20 April
5	1000km Spa	Circuit de Spa-Francorchamps	4 May
6	Coppa Florio (1000 km)	Autodromo di Pergusa	18 May
7	1000km Nürburgring	Nürburgring	1 June
8	1000km Zeltweg	Österreichring	29 June
9	Watkins Glen 6 Hours	Watkins Glen International	12 July

† Due to a lack of Group 5 entries, the FIA initially rescinded the championship status of the Daytona race. Several months after the event the FIA retroactively conferred championship status to the race and placed cars into the classes they would theoretically have entered.^[3]

Season results

Races

Rnd	Circuit	Winning Team	GT Winning Team	2-Litre Winning Team	Results
		Winning Drivers	GT Winning Drivers	2-Litre Winning Drivers
1	Daytona	#59 Brumos Porsche[4]	#71 North American Racing Team	None	Results
		Hurley Haywood Peter Gregg	Jon Woodner Fred Phillips
2	Mugello	#5 Elf Alpine-Renault	#44 Gelo Racing Team	#24 KVG Racing	Results
		Jean-Pierre Jabouille Gérard Larrousse	John Fitzpatrick Toine Hezemans Manfred Schurti	John Hine Ian Grob
3	Dijon-Prenois	#2 Willi Kauhsen Racing Team	#33 Gelo Racing Team	#18 KVG Racing	Results
		Arturo Merzario Jacques Laffite	John Fitzpatrick Toine Hezemans	Ian Grob John Hine
4	Monza	#2 Willi Kauhsen Racing Team	None	#15 Eqipe Elf Switzerland	Results
		Arturo Merzario Jacques Laffite		Lella Lombardi Marie-Claude Beaumont
5	Spa-Francorchamps	#2 Willi Kauhsen Racing Team	#42 Porsche Club Romand	#34 Peter Smith	Results
		Henri Pescarolo Derek Bell	Claude Haldi Bernard Béguin	Peter Smith John Turner
6	Pergusa	#1 Willi Kauhsen Racing Team	#48 Tebernum Porsche Racing	#27 Scuderia Citta dei Mille	Results
		Arturo Merzario Jochen Mass	Hartwig Bertrams Clemens Schickentanz Reine Wisell	Giancarlo Gagliardi "Bramen"
7	Nürburgring	#1 Willi Kauhsen Racing Team	#54 Jägermeister Kremer Racing	#30 March-Hart Racing	Results
		Arturo Merzario Jacques Laffite	Helmut Kelleners Hans Heyer Bob Wollek	David Morgan John Lepp Vern Schuppan
8	Österreichring	#2 Willi Kauhsen Racing Team	None	#29 March Racing	Results
		Henri Pescarolo Derek Bell		David Morgan John Lepp
9	Watkins Glen	#4 Willi Kauhsen Racing Team	#95 Bob Hagestad Porsche-Audi	None	Results
		Henri Pescarolo Derek Bell	Bob Hagestad Hurley Haywood

World Championship for Makes

Points towards the World Championship for Makes were awarded to the top 10 positions in each race in the order of 20-15-12-10-8-6-4-3-2-1.^[5] Points were awarded to the position gained by the highest placed car from each make with any positions filled by other cars from the same make not attracting points. No points were awarded to positions gained by cars other than Group 5 Sports Cars and Group 4 Special GT Cars.

Only the 7 best results were retained for championship classification.^[6] Discarded points are shown (below) within brackets

Pos.[6]	Make[6]	Rd 1	Rd 2	Rd 3	Rd 4	Rd 5	Rd 6	Rd 7	Rd 8	Rd 9	Total[6]
1	Alfa Romeo		(15)	20	20	20	20	20	20	20	140
2	Porsche	20	12	15	15	12	12	12	(12)	(10)	98
3	Alpine-Renault		20		12			10		12	54
4	Chevron		8	12	3	2	6	1	4		36
5	Mirage							15			15
6	March							4	8		12
7	Ligier		4	6							10
	Lola			1			3		6		10
9	Ferrari	4									4
10	Chevrolet									3	3

FIA Cup for GT Cars

Pos.[6]	Make[6]	Rd 1	Rd 2	Rd 3	Rd 4	Rd 5	Rd 6	Rd 7	Rd 8	Rd 9	Total[6]
1	Porsche	15	20	20		20	20	20		20	135
2	Ferrari	20									20
3	Chevrolet	8								10	18
4	De Tomaso		8								8
5	Datsun	3									3

FIA Cup for 2-Litre Cars

Pos.[1]	Make[1]	Rd 1	Rd 2	Rd 3	Rd 4	Rd 5	Rd 6	Rd 7	Rd 8	Rd 9	Total[1]
1	Chevron		20	20	15	20	20	20	15		130
2	Lola			15			15		20		50
3	Alpine		15	12	20						47