| MODEL | WM173F(E) | WM178F(E) | WM186FB(E) | WM188F(E) | WM188FB(E) | WM192F(E) | WM1100FE |
| Bore x Stroke（mm） | 73x59 | 78x62 | 86x72 | 88x72 | 88x75 | 92x75 | 100x85 |
| Displacement（cc） | 247 | 296 | 418 | 438 | 456 | 498 | 667 |
| Max Output (kW/rpm) | 3.8/3600 | 4.4/3600 | 6.8/3600 | 7.4/3600 | 8/3600 | 8.5/3600 | NA |
| Rated Output (kW/rpm) | 3.6/3600 | 4/3600 | 6.3/3600 | 6.8/3600 | 7.3/3600 | 8.2/3600 | 9.5/3000 |
| Max.Torque (N.M/rpm） | NA | NA | 18.5/2800 | 20.2/2800 | 21.7/2800 | 24.4/2800 | 36/2800 |
| Fuel tank capacity(L) | 2.5 | 3.5 | 5.5 | 5.5 | 5.5 | 5.5 | NA |
| Oil Capacity(L) | 0.8 | 1.1 | 1.65 | 1.65 | 1.65 | 1.65 | 2 |
| Dimension(LxWxH) (mm) | 380x335x415 | 421x383x450 | 440x417x495 | 440x417x495 | 440x417x495 | 460x421x498 | 490x430x555 |
| Packing size (LxWxH) (mm) | 440x365x470 | 470x440x510 | 510x455x570 | 510x455x570 | 510x455x570 | 510x455x570 | NA |
| 1/2 speed reduction configuration | ● | ● | ● | ||||
| Loading capacity/40HQ | 835 | 665 | 460 | 460 | 460 | 460 | NA |
| Net Weight (kg) | 25 | 33 | 44 | 44 | 44 | 45 | 58 |
| Gross Weight (kg) | 27 | 35 | 46 | 46 | 46 | 47 | NA |