Marine Diesel Engine

WP13 Diesel Engine

The WP13 Series includes models such as WP13C482-18, WP13C550-18, WP13C550-21, and WP13Y600-21. These 12.5L engines are designed for high-performance and heavy-duty applications. Built with a 6-cylinder inline configuration and turbocharged after-cooled system, they deliver power outputs from 474.36 HP to 590.94 HP. Available with both mechanical and HPCR fuel systems, this series ensures strong performance, efficient fuel consumption, and reliable operation.

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SALIENT FEATURES

Power range from 474.36 HP to 590.94 HP supports heavy-duty and high-performance applications.

6-cylinder inline engine ensures smooth operation with strong and stable output.

12.5 L displacement provides high capacity for demanding workloads.

Turbocharged after-cooled system improves efficiency and overall engine performance.

Available with mechanical and HPCR fuel systems for flexibility and efficiency.

TECHNICAL INFORMATION

Specification

Engine Model	WP13C482-18	WP13C550-18	WP13C550-21	WP13Y600-21
Rated power (hp)	482	550	550	600
Rated power (kw)	354	405	405	441
Rated speed (rpm)	1800	1800	2100	2100
Max. Torque Nm @RPM	2300 @ 1400	2400@ 1300	2400@ 1300	2500 @ 1200-1500
Rotating direction (Facing flywheel end)	Anticlockwise
Bore X Stroke (mm)	127 x 165
Displacement (L)	12.5
No. of Cylinders	6 – Inline
Aspiration	Turbocharged after cooling
Power output size	SAE 1 / 14
Compression ratio	16:1
Fuel Consumption (g/kW.h)	≤195	≤193

Lubrication System

Oil sump capacity (L)

Fuel System

Injection pump type/Standard configuration

Mechanical pump

HPCR

Cooling System

Total Coolant capacity (L)

Dimensions and Weight

Net weight (kg)/Dry weight	1200
Length (mm)	1595
Width (mm)	844
Height (mm)	1388

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 a marine propulsion engine?

A marine propulsion engine is the main power source that drives a ship or boat through the water. It converts fuel into mechanical power to rotate the propeller and move the vessel forward.

Q. Are Weichai marine propulsion engines fuel-efficient?

Yes, Weichai propulsion engines are engineered for high thermal efficiency, low fuel consumption, and long sailing hours, helping reduce operational cost for fishing, cargo, and passenger vessels.

Q. Can these engines handle long voyages?

Yes, they are built for continuous and reliable operation during long-distance sailing. Their robust design ensures stability even under heavy load and challenging sea routes.

Q. Do marine propulsion engines support harsh marine environments?

Absolutely. These engines are designed to resist corrosion, humidity, and temperature fluctuations, ensuring safe performance in coastal and deep-sea environments.

Q. What types of vessels can use these engines?

Weichai propulsion engines are widely used in fishing boats, cargo ships, patrol boats, ferries, workboats, and offshore support vessels.

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