7th Place Finish Ratio

until 2006 Japanese GP

Ignore Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.

Finishing position:

Pos	Engine Manufacturer	7th Place Finish Ratio	7th Place Finishes	Entries
1	Chrysler	100.00%	1	1
1	TM	100.00%	1	1
3	Buick	33.33%	1	3
4	Singer	20.00%	1	5
5	Panhard	16.67%	1	6
5	Vincent	16.67%	1	6
7	Citroën	11.76%	2	17
8	Delahaye	11.45%	15	131
9	Playlife	11.22%	11	98
10	Milano	11.11%	1	9
11	Lotus	10.34%	9	87
12	Porsche	10.27%	19	185
13	Mugen-Honda	9.52%	28	294
14	Mecachrome	9.38%	3	32
15	FVC	8.49%	9	106
16	Petronas	7.84%	24	306
17	Talbot	7.32%	6	82
18	Delage	6.94%	5	72
19	Frazer-Nash	6.38%	3	47
20	Matra	5.95%	11	185
21	BMW	5.79%	44	760
22	Chevrolet	5.74%	26	453
23	Vanwall	5.56%	5	90
23	Jaguar	5.56%	1	18
25	Climax	5.33%	112	2100
26	Megatron	5.32%	5	94
27	Butterworth	5.26%	1	19
28	Maserati	5.19%	86	1658
29	Alta	4.91%	19	387
30	JAP	4.88%	2	41
31	Simca-Gordini	4.79%	8	167
32	Peugeot	4.63%	12	259
33	Mercedes	4.58%	22	480
34	TAG	4.44%	6	135
35	Talbot-Lago	4.42%	15	339
36	Gordini	4.31%	10	232
37	Yamaha	4.23%	11	260
38	Lea-Francis	4.17%	5	120
39	MG	4.08%	2	49
40	Alfa Romeo	4.07%	32	786
41	Toyota	4.05%	10	247
42	Honda	3.97%	31	781
43	ERA	3.96%	9	227
44	Renault	3.96%	47	1186
45	Riley	3.70%	2	54
46	Bugatti	3.64%	2	55
47	Connaught	3.62%	5	138
48	Cosworth	3.60%	50	1389
49	BRM	3.60%	41	1139
50	Ford	3.58%	247	6904
51	OSCA	3.57%	2	56
52	Offenhauser	3.41%	12	352
53	Lamborghini	3.12%	8	256
	Ilmor	3.12%	5	160
	Borgward	3.12%	1	32
56	Supertec	3.06%	3	98
57	Judd	2.98%	12	403
58	Bristol	2.97%	9	303
59	Asiatech	2.94%	2	68
	Francis	2.94%	1	34
	Simca	2.94%	1	34
62	Zakspeed	2.88%	3	104
63	Lancia	2.86%	1	35
64	Aston Martin	2.78%	1	36
65	Repco	2.76%	5	181
66	Ferrari	2.75%	65	2360
67	Veritas	2.30%	2	87
68	Hart	2.07%	8	387
69	Cisitalia	1.71%	2	117
70	Arrows	1.56%	1	64

Finishing position: