| Engine model | D722-E2 (3600 rpm) |
| Emission regulation | EPA/CARB Tier 2 level |
| Type | Vertical, water cooled 4-cycle diesel engine |
| Cylinders | 3 |
| Bore and stroke | 67.0 x 68.0 mm (2.64 x 2.68 in) |
| Displacement | 0.719 L (43.88 cu.in) |
| Aspiration | Naturally aspirated |
| Aftertreatment | - |
| Stand-by output / speed | 13.3 kW (17.8 HP) / 3600 rpm |
| Continuous output / speed | 12.2 kW (16.4 HP) / 3600 rpm |
| Combustion system | Indirect injection |
| Fuel system | In-line pump |
| Length x Width x Height (without aftertreatment unit) | 485 x 386 x 564 mm (19.1 x 15.2 x 22.2 in) |
| Length x Width x Height (with aftertreatment unit) | - |
| Dry weight | 88 kg (194 lb) |