Series HEX
| Displacement @ 60 Hz | 4788 | [CFH] |
| Maximum absorbed power @ 50 Hz | 35.2 | [kW] |
| Suction valve | 54 s. | [mm] |
| Displacement @ 50 Hz | 3990 | [CFH] |
| Net weight | 451.9 | [lb] |
| Discharge valve | 35 s. | [mm] |
| Stroke | 2.36 | [inch] |
| Maximum absorbed power @ 60 Hz | 42.3 | [kW] |
| Bore | 3.27 | [inch] |
| No. cylinders | 4 | |
| Oil charge | 3,5 | [L] |
