WP4.1 is now used in bulk in the market and features high power, low fuel consumption, and high reliability.
The WP4.1 series engines continue to use high-pressure common rail + boost/boost intercooler technology on the basis of road country 6, with a power coverage of 74-102kW, meeting non-road country 4 emissions, and are widely used on medium-sized drill rigs, The compressor industry.
| Maximum Power | 102 kW |
| Minimum Power | 74 kW |
| Maximum Torque / Speed | 500/(1400-1600) N·m / r/min |
| Emissions | China non-road Stage Ⅳ |
| Series | WP4.1 |
| Fuel | Diesel |
| EngineType | Inline 4-cylinder, four-stroke engine |
| Cylinder Number | 4 |
| Valve Number | 2 |
| Bore | 105 mm |
| Stroke | 118 mm |
| Displacement | 4.088 L |
| Aspiration | Turbocharged and intercooled |
| Compression Ratio | 17.5:1 |
| Combustion System | Electronically controlled high pressure common rail |
| Length | 927 mm |
| Width | 665 mm |
| Height | 999 mm |
| Weight - Net Dry | 400 kg |