6th Place Finish Ratio

until 1988 Japanese GP

Include 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	6th Place Finish Ratio	6th Place Finishes	Entries
1	RAM	100.00%	1	1
1	Repco-Holden	100.00%	1	1
3	Buick	33.33%	1	3
3	Serenissima	33.33%	1	3
5	Panhard	16.67%	1	6
6	Rover	13.33%	2	15
7	Delahaye	12.98%	17	131
8	Plate	12.50%	1	8
9	Frazer-Nash	10.64%	5	47
10	Porsche	10.40%	18	173
11	FVC	10.38%	11	106
12	DB	10.00%	1	10
13	Talbot-Lago	8.55%	29	339
14	Delage	8.33%	6	72
14	Aston Martin	8.33%	3	36
16	Megatron	7.61%	7	92
17	Bugatti	7.27%	4	55
18	OSCA	7.14%	4	56
19	Matra	7.03%	13	185
20	Peugeot	6.90%	2	29
21	Tecno	6.67%	1	15
22	Connaught	6.52%	9	138
23	Gordini	6.47%	15	232
24	ERA	6.17%	14	227
25	Simca-Gordini	5.99%	10	167
26	Bristol	5.61%	17	303
27	Jaguar	5.56%	1	18
28	Cosworth	5.36%	49	915
29	Fiat	5.26%	1	19
30	Maserati	5.13%	85	1658
31	Repco	4.97%	9	181
32	Ferrari	4.89%	80	1635
33	Talbot	4.88%	4	82
33	JAP	4.88%	2	41
35	BRM	4.74%	54	1139
36	Alta	4.65%	18	387
37	Climax	4.62%	97	2100
38	BMW	4.44%	23	518
39	Chevrolet	4.42%	20	453
40	Honda	4.33%	12	277
41	Lea-Francis	4.17%	5	120
42	MG	4.08%	2	49
43	Renault	4.07%	20	491
44	Ford	4.05%	213	5261
45	Lotus	3.45%	3	87
46	Alfa Romeo	3.44%	27	786
47	Cisitalia	3.42%	4	117
48	Judd	3.33%	3	90
49	TAG	2.96%	4	135
50	Simca	2.94%	1	34
51	Lancia	2.86%	1	35
52	Hart	2.24%	5	223
53	Riley	1.85%	1	54
54	Veritas	1.15%	1	87
55	Vanwall	1.11%	1	90

Finishing position: