13th Place Finish Ratio

until 2018 Chinese 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	13th Place Finish Ratio	13th Place Finishes	Entries
1	HW	100.00%	1	1
2	Morand-Chevrolet	25.00%	1	4
3	RRA	20.00%	1	5
4	European	11.76%	4	34
5	Toyota	6.32%	29	459
6	Asiatech	5.88%	4	68
	Fondmetal	5.88%	2	34
	Francis	5.88%	2	34
9	Yamaha	3.46%	9	260
10	Cosworth	3.43%	61	1777
11	Porsche	3.24%	6	185
12	Arrows	3.12%	2	64
12	Borgward	3.12%	1	32
14	Renault	2.88%	65	2256
15	Offenhauser	2.84%	10	352
16	Aston Martin	2.78%	1	36
17	Ferrari	2.53%	92	3632
18	Ilmor	2.50%	4	160
19	Talbot	2.44%	2	82
20	Mugen-Honda	2.38%	7	294
21	Hart	2.33%	9	387
22	Petronas	2.29%	7	306
23	Chevrolet	2.21%	10	453
24	ERA	2.20%	5	227
25	Honda	2.15%	22	1023
26	Megatron	2.13%	2	94
27	Mercedes	2.09%	36	1726
28	Supertec	2.04%	2	98
28	MG	2.04%	1	49
30	Ford	2.03%	140	6904
31	Zakspeed	1.92%	2	104
32	Riley	1.85%	1	54
33	Bugatti	1.82%	1	55
34	BMW	1.62%	14	866
35	Peugeot	1.54%	4	259
36	Judd	1.49%	6	403
37	BRM	1.40%	16	1139
38	Delage	1.39%	1	72
39	Climax	1.38%	29	2100
40	Bristol	1.32%	4	303
41	Alfa Romeo	1.27%	10	786
42	Veritas	1.15%	1	87
43	Playlife	1.02%	1	98
44	Talbot-Lago	0.88%	3	339
45	Lea-Francis	0.83%	1	120
46	Lamborghini	0.78%	2	256
47	Alta	0.78%	3	387
48	Connaught	0.72%	1	138
49	Matra	0.54%	1	185
50	Gordini	0.43%	1	232
51	Maserati	0.42%	7	1658

Finishing position: