WP4.6N series engines for bus chassis
Compact structure, high reliability, high power performance and excellent economy.
Compact structure, high reliability, high power performance and excellent economy.








Weichai's new generation high-end light engine platform; capable of 162kW, meet Euro V/VI emissions, applied in coach, city bus and school bus.
| Maximum Power | 220 hp162 kW | 
| Minimum Power | 220 hp162 kW | 
| Maximum Torque / Speed | 850/(1300-1600) N·m / r/min | 
| Emissions | Euro V/VI | 
| Series | WP4.6N | 
| Fuel | Diesel | 
| Type | Inline 4-cylinder, four-stroke engine | 
| Cylinder Number | 4 | 
| Valve Number | 4 | 
| Bore | 108 mm | 
| Stroke | 125 mm | 
| Displacement | 4.58 L | 
| Aspiration | Turbocharged and intercooled | 
| Compression Ratio | 18:1 | 
| Combustion System | Common rail | 
| Length | 964 mm | 
| Width | 700 mm | 
| Height | 837 mm | 
| Weight - Net Dry (Basic Operating Engine Without Optional Attachments) | 403 kg | 
Remarks: Product parameters and pictures are for reference only; subject to change without notice.
| Model | Rated Power/ Speed (kW/rpm) | Maximum Torque (N·m/rpm) | Displacement (L) | Emission | Technique Route | Adaptable Vehicle | 
|---|---|---|---|---|---|---|
| - | - | - | - | - | - | - | 
 37070002001028
        
        37070002001028
         
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