Ausfallquote: Herstellerübersicht
Um die Statistik nicht zu verfälschen, muss ein Fahrer mindestens an fünf Rennen teilgenommen haben, um hier aufgelistet zu werden
| Pos. | Hersteller | Nation | aktiv? | Ausfallquote | Rennteilnahmen |
|---|---|---|---|---|---|
| 1 | Adams |
 |
nein | 100% | 1 |
| =1 | Amon |
|
nein | 100% | 1 |
| =1 | Andrea Moda |
|
nein | 100% | 1 |
| =1 | BMW |
|
nein | 100% | 1 |
| =1 | Bugatti |
|
nein | 100% | 1 |
| =1 | Connew |
|
nein | 100% | 1 |
| =1 | Del Roy |
|
nein | 100% | 1 |
| =1 | Derrington Francis |
|
nein | 100% | 1 |
| =1 | Elder |
|
nein | 100% | 1 |
| =1 | EMW | GDR | nein | 100% | 1 |
| =1 | Ferguson |
|
nein | 100% | 1 |
| =1 | Hall |
|
nein | 100% | 1 |
| =1 | Klenk |
|
nein | 100% | 1 |
| =1 | Milano |
|
nein | 100% | 1 |
| =1 | Rebaque |
|
nein | 100% | 1 |
| =1 | Reif | GDR | nein | 100% | 1 |
| =1 | Shannon |
|
nein | 100% | 1 |
| =1 | Snowberger |
|
nein | 100% | 1 |
| =1 | Sutton |
|
nein | 100% | 1 |
| =1 | Tec Mec |
|
nein | 100% | 1 |
| =1 | Turner |
|
nein | 100% | 1 |
| 22 | Marchese |
|
nein | 50% | 2 |
| =22 | Nichels |
|
nein | 50% | 2 |
| =22 | Pankratz |
|
nein | 50% | 2 |
| =22 | Protos |
|
nein | 50% | 2 |