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Products & ServiceBus engines

WP10H series bus engine


Product parameters

Mode Displacement
Number of valves per cylinder Rated power/speed
Maximum torque/speed
Min. fuel consumption on external characteristic curve
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
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 city bus
12-13.7m coach
WP10H400E62 9.5 4 294/1900 1900/1200-1300 ≤195 CR+DOC+DPF+Hi-SCR Over 13.7m city bus
12-13.7m coach

Product advantages

  • These products are manufactured on WEICHAI high-end platform and applied with the latest technological achievements, and meet Euro V and Euro VI emission standards.
  • Comfort: The customized development of NVH ensures low noise and vibration.
  • Adaptability: The centrally located intake manifold and flat appearance design ensure easy arrangement. 
  • More safe and reliable

  • The standard WCBS has a braking power up to 226kW.
  • Oil change period of 100,000 km is optional.
  • Better economy

  • The speed that can achieve minimum fuel consumption covers the whole working speed range.
  • The WEICHAI ECU control system improves driver’s shift schedule and thus reduces fuel consumption.
  • High configuration

  • The lightweight and modular design of the engine significantly reduces the weight of the engine and reduces the number of peripheral parts.
  • The cone-shaped silencer ring is used to suppress the high-frequency noise of the turbocharger. In addition, the pre-injection noise reduction technology is applied.
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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