| Modello | Produttore | Modello | Potenza totale | Potenza misurata durante |
|---|---|---|---|---|
| BB781 | Caterpillar | 3126B ATAAC | 149 kW - 199.8 c.v. | |
| BB760 | Caterpillar | 3056E ATAAC | 130.5 kW - 175 c.v. | |
| BB740 | Caterpillar | 3054 DINA | 61.5 kW - 82.5 c.v. | 2200 giri/min. |
| BB730 | Deutz | F4L 2011F | 41.8 kW - 56 c.v. | |
| BB670 | Deutz | F6L 913 | 89 kW - 119.4 c.v. | |
| BB651C | Deutz | F5L 912 | 68 kW - 91.2 c.v. | |
| BB650 | Deutz | F5L 912 | 69 kW - 92.5 c.v. | |
| BB621C | Hatz | 2M 41L | 26.4 kW - 35.4 c.v. |