
Premium Engines
Powering Your Success with Reliable Performance

Premium Engines
Powering Your Success with Reliable Performance

Premium Engines
Powering Your Success with Reliable Performance

Premium Engines
Powering Your Success with Reliable Performance
Our Engine Solutions
We offer a diverse range of engines across various horsepower segments to meet the specific needs of different industries:
Small Horsepower
Ideal for small machinery and agricultural equipment.
Medium Horsepower
Perfect for light trucks, forklifts, and marine generator sets.
High Horsepower
Best suited for heavy trucks and heavy equipment.
With a comprehensive engine assembly center and an extensive sales network, we provide tailored engine solutions for assembly plants, CKD plants, repair shops, and emergency power generation sites worldwide.

WP4.6NQ220E50
New EngineUse wet-type cylinder liners, frame-support drum-shaped engine body and integral cast iron cylinder head, with movable parts such as pistons, con rod, crankshafts and bearing shells newly designed. B10 life is up to 800,000km.
Use highly competent suppliers of Weichai in the heavy-duty truck industry. The engines are developed according to the requirements on high reliability in the heavy-duty truck industry.
Engine bodies and cylinder heads are cast and machined by Weichai, ensuring high consistency.
Excellent NVH performances:
Rear-mounted gear chamber, closed-type flywheel housing, plastic cylinder head cover and two-stage balancing mechanism effectively reduce noise, with noise under general operation conditions reduced to 92dB(A).
Ultra-low fuel consumption:
Minimum fuel consumption is 199 g/kW•h. Fuel consumption shown on fuel consumption MAP is 5-10g/kW•h lower than that of competing products.
More powerful:
Power: 162kW. Maximum 800N.m at 1,200-1,800 r/min.
Higher torque and higher power, thus it is more powerful than that of competitor products having the same displacement.
Good adaptability:
Modular design, compact arrangement of accessories, multiple structure options and high suitability.
Oil filters, generators and starters of N engine platform can be directly used, adding convenience for repair and maintenance.
Parameter | Value |
---|---|
MODEL | WP4.6NQ220E50 |
STANDYPOWER/SPEED(KW/rpm) | 162/2300 |
MAX TROQUE /SPEED(Nm/rpm) | 800/1200-1800 |
DISPLACEMENT (L) | 4.58 |
EMISSION STANDARDS | Euro V |
FUEL INJECTION PUMP TYPE | common rail + SCR |
INTAKE WAY | Turbocharged and intercooled |
Adaptable Vehicle | 4×2 Cargo truck/4×2/6×2 dump truck |