WP9H series truck engine

At present, Weichai truck engines, with the displacement ranging from 2.3L to 13L and the power ranging from 70kW to 426kW, meet Euro II, Euro Ⅲ, Euro Ⅳ, Euro V, Euro VI,emission standards, and are applicable to heavy-duty tractors, middle-duty trucks, light-duty trucks, and off-road trucks. These engines are characterized by high reliability, strong power, fuel saving and environmental protection.

WP9H 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
WP9H310E62 8.8 4 228/1900 1500/1000-1400 187
Common rail + DOC + DPF + Hi_SCR
Tractors、mixer truck
WP9H336E62 8.8 4 247/1900 1600/1000-1400 187
Common rail + DOC + DPF + Hi_SCR
Tractors、mixer truck
WP9H350E62 8.8 4 257/1900 1700/1000-1400 187
Common rail + DOC + DPF + Hi_SCR
Tractors、mixer truck


Product advantages

  • These products are manufactured on Weichai high-end platform and applied with the latest technological achievements, and meet 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.

Ready to take on any job, any time.
Just give us a call.

Send Us a Quick Message

Should you have any questions or should you require assistance, or should you wish to order free catalogues or the newsletter, please fill in the contact form and send us your message. We will answer your request as quickly as possible. Thank you!

    Or Give Us a Call

    Providing the highest experience and satisfaction to our customers.

    Zaki Automotive Group cares to provide precious service (after-sales service) to maintain its valued customers and support the products submitted to them with a continuous follow-up to ensure customer satisfaction.