| Bore×Stroke(mm) | 110×135 | 112×145 | 112×145 |
| Displacement(L) | 7.70 | 8.57 | 8.57 |
| Rated power(without fan)(kW) | 176 | 205 | 227 |
| Standby power(without fan)(kW) | 194 | 226 | 251 |
| Fuel consumption(g/kWh) | 196 | 195 | 195 |
| Oil consumption(L/h) | 0.06 | 0.06 | 0.06 |
| Oil capacity including filter(L) | 28 | 30 | 30 |
| Dry weight of base(kg) | 780 | 800 | 800 |
| Dry weight of Gen Pac(kg) | 1110 | 1131 | 1131 |
| Fan consumption(kW) | 8 | 9 | 9 |
| 27℃ air consumption(m3/min) | 12 | 14 | 15 |
| Heat rejection of exhaust(kW) | 126 | 140 | 160 |
| Exhaust gas temperature after turbine(℃) | 460 | 460 | 470 |
| Exhaust gas flow(m3/min) | 34 | 40 | 45 |
| Heat rejection from engine(kW) | 10.8 | 12 | 13.2 |
| Heat rejection of coolant(kW) | 86 | 96 | 106 |