Highest 13th Place Finish Ratio

Finishing position:

Pos	Engine Manufacturer	13th Place Finish Ratio	13th Place Finishes	Races
1	Morand-Chevrolet	25.00%	1	4
2	RRA	20.00%	1	5
3	Audi	16.66%	1	6
4	European	11.76%	4	34
5	Red Bull Ford	8.33%	1	12
6	Toro Rosso	7.50%	3	40
7	BWT Mercedes	6.57%	5	76
8	Toyota	6.10%	28	459
9	Asiatech	5.88%	4	68
9	Fondmetal	5.88%	2	34
11	Francis	5.71%	2	35
12	Cosworth	5.25%	37	704
13	Honda RBPT	4.72%	14	296
14	Red Bull	4.34%	4	92
15	Yamaha	3.46%	9	260
16	Renault	3.39%	91	2679
17	Ferrari	3.29%	157	4765
18	Porsche	3.20%	6	187
19	Arrows	3.12%	2	64
19	Borgward	3.12%	1	32
21	Aston Martin	2.77%	1	36
22	Mercedes	2.61%	78	2978
23	Hart	2.56%	14	545
24	Offenhauser	2.53%	10	395
25	Honda	2.52%	33	1307
26	Ilmor	2.50%	4	160
27	Mugen-Honda	2.38%	7	294
27	Talbot	2.38%	2	84
29	Petronas	2.28%	7	306
30	Chevrolet	2.20%	11	498
31	Megatron	2.12%	2	94
32	Supertec	2.04%	2	98
32	MG	2.04%	1	49
34	Zakspeed	1.92%	2	104
35	Ford	1.90%	168	8796
36	Riley	1.85%	1	54
37	Bugatti	1.81%	1	55
38	ERA	1.68%	4	237
39	BMW	1.66%	15	902
40	Peugeot	1.53%	4	260
41	Judd	1.48%	6	403
42	BRM	1.37%	16	1166
43	Bristol	1.30%	4	306
44	Alfa Romeo	1.25%	10	794
45	Climax	1.23%	26	2111
46	Veritas	1.06%	1	94
47	Playlife	1.02%	1	98
48	Talbot-Lago	0.86%	3	348
49	Lea-Francis	0.83%	1	120
50	Lamborghini	0.78%	2	256
51	Alta	0.76%	3	392
52	Connaught	0.72%	1	138
53	Matra	0.53%	1	187
54	Gordini	0.42%	1	236
55	Maserati	0.35%	6	1708

Finishing position: