| Model No. | Rated Output HP (kW) | Rated Speed (RPM) | No. of Cyl. | Bore x Stroke (mm) | Cubic Cap. (cc) Per cyl. | Specific fuel Consmption at full load (SFC) | Weight | |
| g / Kwh | Nett. (Kgs) | Gross (kgs) | ||||||
| BI 12 | 10(7.35) | 1500 | 2 | 80X110 | 553 | 251 | 265 | 360 |
| BI 13 | 13 (9.6) | 1600 | 2 | 85X110 | 624 | 251 | 265 | 360 |
| BI 14 | 15 (11) | 1500 | 2 | 87.5X110 | 661 | 251 | 265 | 360 |
| BI 15 | 16 (11.8) | 1500 | 2 | 95X110 | 780 | 251 | 290 | 385 |
| BI 16 | 20 (14.7) | 1500 | 2 | 102X116 | 947 | 251 | 310 | 405 |
| BI 17 | 25 (18.4) | 1500 | 2 | 114.3X116 | 1190 | 251 | 320 | 415 |
