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Products & ServiceTruck engines

WP6Q series truck engine

Product portfolio

Mode Displacement
Number of valves per cylinder Rated power/speed
Maximum torque/speed
Min. fuel consumption on external characteristic curve
Technical route Applicable model
WP6T260E62 5.5 4 191/2100 900/1200-1500 ≤185 CR+DOC+DPF+Hi-SCR
cargo trucks
WP6T280E62 5.5 4 206/2100 1000/1200-1500 ≤185 CR+DOC+DPF+Hi-SCR cargo trucks
WP6T300E62 5.5 4 221/2100 1050/1200-1500 ≤185 CR+DOC+DPF+Hi-SCR cargo trucks

Product advantages

highly reliable

  • B10 life is up to 800,000 km.
  • Powerful

  • WP6Q diesel engine has a maximum rated power of 300 PS and a maximum torque of 1050 N·m.
  • Excellent performance

  • Integral cylinder head, 4 valves per cylinder.
  • Matching design of new type combustion chamber and intake and exhaust way.
  • Minimum fuel consumption rate 185 g/kW·h.
  • High-efficiency turbocharger.
  • high safty

  • Overhead camshaft arrangement design, youshun engine braking, braking power up to 161 kW.
  • Insulation protection for high temperature parts.
  • Excellent NVH performance

  • The truss structure of the engine block enhances the rigidity of the engine block, suppresses torsional deformation, and improves the NVH performance.
  • Oil pan and cylinder head cover are sealed with vibration isolation rubber.
  • with rear gear chamber
  • Plastic cylinder head cover
  • Helical gear design
  • Lightweight Design

  • Application of lightweight materials such as plastics and aluminum alloys
  • Integrated Modular Design
  • Easy and low-cost maintenance

  • Integrated oil cooling filter module, only replace the filter element.
  • Integrated fuel filter module, only replace the filter element.
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    R & D

    20000 +
    Global R & D personnel
    R & D institutions in five countries, ten regions


    • 5,000,000 units
    • 22-10000Ps
    • 200 million kilowatts
    • Application for all markets