Race Win Ratio

Finishing position:

Pos	Sponsor	Race Win Ratio	Race Wins	Entries
1	Auto Becker	25.00%	4	16
	Brembo	25.00%	4	16
	Maranello Concessionaires	25.00%	4	16
	Pininfarina	25.00%	4	16
	Speedline	25.00%	4	16
	Tayre	25.00%	4	16
7	Girling	21.43%	6	28
8	JET	18.75%	3	16
9	Arexons	18.42%	14	76
10	Schmitthelm	17.57%	13	74
11	Olympus	17.39%	8	46
12	SKF	16.33%	16	98
13	NGK	16.05%	13	81
14	Michelin	15.62%	10	64
14	Imperial Tobacco	15.62%	5	32
16	Autolite	14.93%	10	67
17	Agip	14.81%	28	189
18	Magneti Marelli	13.82%	21	152
19	John Player Special	13.40%	28	209
20	Fiat	12.73%	14	110
21	FACOM	12.50%	4	32
22	Ford	12.45%	32	257
23	Texaco	11.21%	26	232
24	Gold Leaf	10.68%	11	103
25	Heuer	10.37%	36	347
26	GKN	10.26%	8	78
27	Elan	9.68%	3	31
27	Stroh	9.68%	3	31
29	Dunlop	9.62%	10	104
30	Loctite	9.38%	3	32
31	Elf	8.39%	35	417
32	Valvoline	7.18%	13	181
33	Ferodo	7.08%	16	226
34	Firestone	6.31%	20	317
35	Gitanes	6.25%	4	64
	Chausson	6.25%	1	16
	RoT	6.25%	1	16
38	Goodyear	6.13%	95	1551
39	Koni	5.93%	15	253
40	Champion	5.75%	47	817
41	Shell	5.59%	19	340
42	Polar	5.26%	1	19
43	Yardley	4.76%	7	147
44	RMO	4.35%	1	23
45	Alfa Romeo	4.08%	2	49
45	Parmalat	4.08%	2	49
47	Castrol	4.00%	3	75
47	Norev	4.00%	1	25
49	Marlboro	3.75%	16	427
50	Ambrosio	3.12%	1	32
51	Duckhams	2.76%	4	145
52	Personal	2.75%	3	109
53	Lockheed	2.63%	2	76
54	Martini	2.60%	5	192
55	Gulf	2.33%	1	43
56	Fina	2.19%	8	365
57	First National City	1.83%	2	109
58	Villiger	1.56%	1	64
59	Tissot	1.23%	1	81
60	Beta	1.12%	1	89
61	Esso	1.06%	1	94
62	Tabatip	1.04%	1	96
63	BP	1.01%	1	99

Finishing position: