Engine model originates from high-end Weichai engine platform products. Power range: 129kW. Euro Stage IIIa emission standards. Application: 35-45T crawler crane.
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WP4.1N series engines for cranes
weichai
WP4.1N series engines for cranes
Overview
Power Rating | ||||||
Maximum Power | 129 kW | |||||
Minimum Power | 129 kW | |||||
Maximum Torque / Speed | 680/（1400-1600) N·m / r/min | |||||
Emission Standards | ||||||
Emissions | Euro Stage IIIa | |||||
General | ||||||
Series | WP4.1N | |||||
Fuel | Diesel | |||||
Type | Inline 4-cylinder, four-stroke engine | |||||
Cylinder Number | 4 | |||||
Valve Number | 4 | |||||
Bore | 105 mm | |||||
Stroke | 118 mm | |||||
Displacement | 4.1 L | |||||
Aspiration | Turbocharged and intercooled | |||||
Compression Ratio | 18:1 | |||||
Combustion System | Electronically controlled high-pressure common-rail | |||||
Engine Dimensions (Approximate. Final dimensions dependent on selected options) | ||||||
Length | 945 mm | |||||
Width | 700 mm | |||||
Height | 727 mm | |||||
Weight - Net Dry (Basic Operating Engine Without Optional Attachments) | 420 kg | |||||
Remarks: Product parameters and pictures are for reference only; subject to change without notice. | ||||||
Model | Rated Power/ Speed （kW/rpm） | Maximum Torque / Speed （N·m/rpm) | Displacement （L） | Technique Route | Valve Number | Adaptable Vehicle |
WP4.1NG175E300 | 129/2300 | 680/1400-1600 | 4.1 | CR | 4 | 35/45t crawler crane |
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