Weichai Bus Engines
WP2.3N Series Weichai Bus Engines With 4 Cylinders Euro V/VI Emission
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Applicable model WP2.3NQ130E50 2.289 4 96/3200 380/1600-2400 ≤210 CR+SCR 5.3-6m city bus 5-6m coach 5.3-6m school bus WP2.3NQ120E61 2.289 4 88/3200 320/1500-2400 ≤210 CR+EGR+DOC+DPF+SCR 5.3-6m city bus 5-6m coach 5.3-6m school bus WP2.3NQ130E61 2.289 4 96/3200 380/1600
WP4.6N Series Weichai Bus Engines Small Size Low Noise Lightweight
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Applicable model WP4.6NQ220E50 4.58 4 162/2300 800/1200-1800 ≤200 CR+SCR 8-9m city bus 8-8.5m coach 10-12m school bus WP4.6NQ220E61 4.58 4 162/2300 800/1200-1800 ≤200 CR+EGR+DOC+DPF+SCR 8-9m city bus 8-8.5m coach 10-12m school bus WP4.6NQ220E61A 4.58 4 162/2300 850/1300
WP7H Series Weichai Bus Engines Powerful Modular Design High Productivity
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP7H220E62 6.8 4 162/2100 950/1100-1600 ≤190 CR+DOC+DPF+Hi-SCR 10.5-12m city bus 9-10.5m coach WP7H245E62 6.8 4 180/2100 1000/1100-1700 ≤190 CR+DOC+DPF+Hi-SCR 10.5-12m city bus 9-10.5m coach WP7H270E62 6.8 4 199/2100 1100/1100-1700 ≤190 CR+DOC+DPF+Hi-SCR 10.5
WP7 Series Weichai Bus Engines With Euro V And Euro VI Emission Standards
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Applicable model WP7.240E31 7.47 4 176/2100 1050/1200-1600 ≤205 CR 11-12m city bus 9-11m coach WP7.270E31 7.47 4 199/2100 1160/1200-1600 ≤205 CR 11-12m city bus 9-11m coach WP7.300E31 7.47 4 220/2100 1250/1200-1600 ≤205 CR 11-12m city bus 9-11m coach WP7.270E51 7.47 4 199
WP8 Series Weichai Bus Engines High Torque Customized Low Vibration
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP8.320E51 7.8 4 235/2100 1300/1200-1600 ≤205 CR+SCR 11-12m city bus 11-12m coach WP8.340E51 7.8 4 250/2100 1400/1200-1600 ≤205 CR+SCR 11-12m city bus 11-12m coach WP8.320E61 7.8 4 235/2100 1280/1200-1600 ≤205 CR+EGR+DOC+DPF+SCR 11-12m city bus 11-12m coach
WP9H Series Weichai Bus Engines High Performance 8.8L Displacement
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP9H336E40 8.8 4 247/1900 1600/1000-1400 ≤195 CR + SCR Over 13.7m city bus 11.6-12m coach WP9H336E50 8.8 4 247/1900 1600/1000-1400 ≤195 CR + SCR Over 13.7m city bus 11.6-12m coach WP9H350E50 8.8 4 257/1900 1700/1100-1400 ≤195 CR + SCR Over 13.7m city bus 11.6
WP10H Series Weichai Bus Engines 226kW Low Noise And Vibration
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP10H375E50 9.5 4 276/1900 1800/1000-1400 ≤192 CR + SCR Over 13.7m city bus 12-13.7m coach WP10H400E50 9.5 4 294/1900 1800/1000-1400 ≤195 CR + SCR Over 13.7m city bus 12-13.7m coach WP10H375E62 9.5 4 276/1900 1800/1000-1400 ≤195 CR+DOC+DPF+Hi-SCR Over 13.7m
WP10.5H Series Weichai Bus Engines 10.5L Displacement Good Adaptability
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP10.5H430E50 10.5 4 316/1900 2000/1000-1400 CR + SCR 18m BRT Over 12m luxury coach WP10.5H460E50 10.5 4 338/1900 2100/1000-1400 CR + SCR 18m BRT Over 12m luxury coach WP10.5H430E62 10.5 4 316/1900 2000/1000-1400 CR+DOC+DPF+Hi-SCR 18m BRT Over 12m luxury coach
WP5NG Series Weichai Bus Engines Energy Efficiency Compact Structure
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP5NG165E51 4.98 4 121/2100 600/1300-1500 ≤188 Single point injection + DOC 7.5-8.5m city bus 7.5-8.5m m coach WP5NG180E51 4.98 4 132/2100 650/1300-1500 ≤188 Single point injection + DOC 7.5-8.5m city bus 7.5-8.5m m coach WP5NG200E51 4.98 4 147/2100 665/1300
WP7NG Series Weichai Bus Engines 7.47L Displacement Low Vibration
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP7NG240E51 7.47 4 177/2100 900/1300-1500 ≤188 Single point injection + DOC 10.5-12m city bus 9-10.5m coach WP7NG260E51 7.47 4 191/2100 1000/1300-1500 ≤188 Single point injection + DOC 10.5-12m city bus 9-10.5m coach WP7NG280E51 7.47 4 206/2100 1100/1300-1500
WP2.5N Series Weichai Bus Engines Light Weight OEM Available
Product portfolio Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Applicable model WP2.5NQ150E61 2.49 4 110/2900 400/1400-2200 ≤205 CR+EGR+DOC+DPF+SCR 6.6-7m city bus 6.6-7m coach 6.6-7.5m school bus WP2.5NQ160E61 2.49 4 118/2900 450/1400-2200 ≤205 CR+EGR+DOC+DPF+SCR 6.6-7m city bus 6.6-7m coach 6.6-7.5m school bus Product advantages
WP3N Series Weichai Bus Engines Low Fuel Consumption Modular Design
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Applicable model WP3NQ140E50 2.97 4 103/3000 380/1400-2400 ≤205 CR+SCR 5.9-7.5m city bus 6-7m coach 7-8m school bus WP3NQ150E50 2.97 4 110/3000 430/1400-2400 ≤205 CR+SCR 5.9-7.5m city bus 6-7m coach 7-8m school bus WP3NQ160E50 2.97 4 118/3000 480/1400-2300 ≤205 CR+SCR 5.9
WP4.1N Series Weichai Bus Engines With Electronic Control System
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Applicable model WP4.1NQ170E40 4.088 4 125/2600 600/1300-1900 ≤200 CR+SCR 7-8m city bus 7.3-7.9m coach 8-10m school bus WP4.1NQ170E50 4.088 4 125/2600 600/1300-1900 ≤200 CR+SCR 7-8m city bus 7.3-7.9m coach 8-10m school bus WP4.1NQ190E50 4.088 4 140/2600 680/1300-1900 ≤200
WP12NG Series Sturdy Weichai Bus Engines High Performance Heat Resistance
Product parameters Mode Displacement (L) Number of valves per cylinder Rated power/speed (kW/rpm) Maximum torque/speed (N.m/rpm Min. fuel consumption on external characteristic curve (g/kW·h) Technical route Application WP12NG350E52 11.596 4 257/1900 1700/1200-1500 ≤186 Single point injection + DOC 18m BRT Over 12m luxury coach WP12NG380E51 11.596 280/1900 1700/1200-1500 ≤186 Single point injection + DOC 18m BRT Over 12m luxury coach WP12NG380E51 11.596 4 294/1900 1730/1200