| Manufacturer | Alpina |
| Model | B7S |
| Engine | B7S |
| Power | 243/330 |
| Turbo type | K27 |
| Year | 1983- |
| Turbo number | 53279707007 |
| Substitute #1 | 53279887007 |
| Substitute #2 | n/a |
| Other informations | Watercooled bearing housing |
| Seals | n/a |
Turbocharger – 53279707007
| Manufacturer | Alpina |
| Model | B7S |
| Engine | B7S |
| Power | 243/330 |
| Turbo type | K27 |
| Year | 1983- |
| Turbo number | 53279707007 |
| Substitute #1 | 53279887007 |
| Substitute #2 | n/a |
| Other informations | Watercooled bearing housing |
| Seals | n/a |
Reman-Tec