Audi 90 Motorkennbuchstaben
Motorcodes / Motorenübersicht / Motornummern / Motorenkennziffern
| Kennbuchstabe | PS | ccm | Bauzeit | Modell | Bemerkung | Zylinder |
| 7A | 170 | 2300 | 06/88-12/91 | AUDI 90 | 5 | |
| 7A | 170 | 2300 | 06/88-07/89 | AUDI 90 | J.. | 5 |
| DZ | 112 | 1800 | 08/89-12/91 | AUDI 90 | 4 | |
| HP | 115 | 2000 | 10/84-03/87 | AUDI 90 | CH.,"S.." | 5 |
| HY | 136 | 2200 | 08/84-03/87 | AUDI 90 | 5 | |
| HY | 136 | 2200 | 06/84-03/87 | AUDI 90 | CH.,"S.." | 5 |
| JL | 110 | 2000 | 10/84-03/87 | AUDI 90 | J.. | 5 |
| JN | 90 | 1800 | 06/84-03/87 | AUDI 90 | 4 | |
| JS | 115 | 2000 | 10/84-03/87 | AUDI 90 | 5 | |
| JT | 121 | 2200 | 08/85-07/86 | AUDI 90 | 5 | |
| JT | 121 | 2200 | 08/85-03/87 | AUDI 90 | J.. | 5 |
| KV | 133 | 2200 | 06/84-12/91 | AUDI 90 | 5 | |
| KX | 115 | 2230 | 01/85-03/87 | AUDI 90 | 5 | |
| NG | 133 | 2300 | 04/87-12/91 | AUDI 90 | 5 | |
| NM | 160 | 2000 | 01/88-12/91 | AUDI 90 | 5 | |
| PS | 115 | 2000 | 04/87-12/91 | AUDI 90 | 5 | |
| RA | 80 | 1600 | 04/88-07/90 | AUDI 90 | T-DIESEL | 4 |
| SB | 80 | 1600 | 04/89-12/91 | AUDI 90 | T-DIESEL | 4 |
| SK | 113 | 2000 | 02/86-03/87 | AUDI 90 | 5 |