On Road Truck Diesel Engine

Truck Diesel Engine

WP13 Diesel Engine

The WP13 series is built for heavy on-road trucks that need strong pulling power, reliable performance, and clean emissions. With a 12.54L displacement and advanced combustion design, it delivers high torque from low speeds. The engine uses a high-pressure common rail system, a specially tuned turbocharger, and smart electronic controls for smooth and efficient operation. It features DOC, DPF, and SCR after-treatment along with cooled EGR, helping it meet the latest emission norms while keeping fuel consumption low and durability high.

SALIENT FEATURES

Advanced combustion design

Engines equipped with High Pressure Common Rail System (HPCRS).

Specially designed Turbo Charger

Advanced electronic control.

Integrated exhaust after treatment devices consisting Diesel Oxidation Catalysts (DOC), Diesel Particulate Filters (DPF) and Selective Catalytic Reduction (SCR) catalysts

Engines complaint with latest emission norms.

Cooled Engine Exhaust Gas Re-circulation.

TECHNICAL INFORMATION

Specification

Engine family model displacement(L) cylinder-bore×stroke
(mm)
Valve per cylinder Rated power/speed
(kW/rpm)
Max torque/speed
(N.m/rpm)
Technical route
WP13 WP13.480E62 12.54 6-127×165 4 353/1900 2300/950-1400 CR+DOC+DPF+Hi-SCR
WP13.510E62 375/1900 2400/950-1400
WP13.530E62 390/1900 2500/950-1400
WP13.550E62 405/1900 2500/950-1400

FAQ- ENGINE

Weichai is your all-around engine solution for commercial purposes. It will offer a quick understanding of the brand, product, and industry.

Q. What is an on-road diesel engine?

It is a diesel engine designed for commercial road vehicles such as trucks and buses, providing strong power, fuel efficiency, and long service life for daily transport operations.

Q. Are Weichai on-road diesel engines fuel-efficient?

Yes, Weichai engines use optimized combustion, high-pressure common rail technology, and advanced ECU to deliver high mileage and lower fuel consumption.

Q. Do these engines perform well under heavy loads?

Yes, they offer high torque at low RPM, which ensures powerful pickup, smooth hill climbing, and stable performance even when fully loaded.

Q. Are Weichai diesel engines comfortable for drivers?

They feature strong NVH performance with low noise, low vibration, and better driving comfort during long-distance travel.

Q. What vehicles use Weichai on-road diesel engines?

They are widely used in cargo trucks, dump trucks, mixer trucks, intercity buses, and long-route coaches.
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