The Volvo Penta D6-440 is a diesel engine 5.5-liter and 6-cylinder in-line with a fuel injection system common-rail, camshafts double head and turbo. Provides high reliability, fuel economy is exceptional and reduced maintenance costs.

The ENGINE VOLVO PENTA D6-440 I belongs to Volvo Penta’s advanced D6 diesel engine lineup, developed to provide powerful marine propulsion while maintaining efficient fuel consumption and smooth operation.

The engine produces 440 horsepower at approximately 3700 rpm and features a 5.5-liter displacement inline six-cylinder configuration designed to deliver high torque and strong acceleration.

The D6 engine series uses high-pressure common-rail fuel injection combined with electronic engine management to optimize fuel combustion and improve overall engine performance.

The engine also integrates Volvo Penta’s Electronic Vessel Control (EVC) system, which enables advanced engine monitoring, electronic throttle and shift functionality, and compatibility with modern marine navigation systems.

This combination of modern diesel technology and integrated propulsion control allows the engine to deliver reliable marine performance for both recreational and commercial vessels.

Where This Engine Is Commonly Used

The ENGINE VOLVO PENTA D6-440 I is commonly installed in vessels that require powerful diesel propulsion with dependable performance.

Typical boat applications include:

• Offshore fishing boats

• Express cruisers

• Performance powerboats

• Patrol and service vessels

• Commercial workboats

• Large recreational motor yachts

The engine’s high torque output at lower engine speeds allows boats to reach planing speed quickly while maintaining efficient cruising performance.

This makes the D6-440 I particularly suitable for vessels operating in offshore conditions where consistent engine power and reliability are essential.

Engine Design and Build Quality

The ENGINE VOLVO PENTA D6-440 I is engineered using durable marine-grade materials designed for long-term reliability in demanding marine environments.

Key design features include:

• Inline 6-cylinder turbocharged diesel engine

• 5.5-liter displacement

• High-pressure common-rail fuel injection system

• Double overhead camshafts (DOHC)

• Electronic Vessel Control (EVC)

• Freshwater heat-exchanger cooling system

The turbocharged air system combined with charge-air cooling allows the engine to deliver strong torque across the entire rpm range.

Volvo Penta designed the engine block and internal components to withstand high loads and continuous marine operation, helping ensure durability and long service intervals.

Why Boat Owners Choose This Engine

Many boat owners select the ENGINE VOLVO PENTA D6-440 I because it offers a powerful combination of horsepower, reliability, and fuel efficiency.

One of the key advantages of this engine is its exceptional marine torque, which allows vessels to accelerate rapidly and maintain stable cruising speeds even in demanding offshore conditions.

Another advantage is the engine’s advanced electronic control system, which improves engine response and allows integration with modern helm displays and marine control systems.

Boat operators also appreciate the engine’s efficient fuel consumption, made possible by electronically controlled fuel injection and optimized combustion technology.

Volvo Penta’s reputation for high-quality marine propulsion systems further increases confidence in the reliability and service support available for the D6 engine lineup.

Is This Engine Right for Your Boat?

The ENGINE VOLVO PENTA D6-440 I is best suited for vessels that require high-power diesel propulsion and dependable long-distance cruising performance.

This engine is ideal for:

• Offshore sport fishing boats

• Performance cruisers

• Charter vessels

• Commercial workboats

• Boat builders installing high-horsepower inboard propulsion systems

Because of its powerful output and durable design, the D6-440 I is often selected for vessels operating in offshore environments where reliability and engine performance are critical.

Technical Specifications

The ENGINE VOLVO PENTA D6-440 I is designed as a high-performance inboard marine diesel engine.

Key specifications include:

• Engine type: Inline 6-cylinder turbocharged diesel

• Power output: 440 hp (324 kW)

• Rated engine speed: 3700 rpm

• Displacement: 5.5 liters

• Fuel system: High-pressure common-rail fuel injection

• Aspiration: Turbocharged with charge-air cooler

• Cooling system: Freshwater heat-exchanger cooling

• Control system: Electronic Vessel Control (EVC)

• Emissions compliance: EU RCD Stage II, EPA Tier 3, IMO NOx

These specifications allow the engine to deliver powerful propulsion while maintaining efficient fuel consumption and reliable marine operation.

Availability and Support

Marine engines represent a critical investment for vessel owners and marine professionals. The ENGINE VOLVO PENTA D6-440 I is supported by Volvo Penta’s international dealer and service network, providing maintenance support, replacement components, and technical assistance worldwide.

Authorized Volvo Penta service centers provide diagnostics, servicing, and genuine parts for the D6 engine series.

Boat owners researching this engine often compare other models within the Volvo Penta D6 lineup, including the D6-340, D6-380, and D6-480 engines, which offer different horsepower levels depending on vessel size and propulsion requirements.

Exploring related engines helps vessel owners choose the propulsion system best suited for their boat’s performance and operating conditions.

Frequently Asked Questions

What horsepower does the Volvo Penta D6-440 I produce?

The Volvo Penta D6-440 I produces 440 horsepower (324 kW) at approximately 3700 rpm, providing powerful propulsion for performance powerboats and commercial vessels.

What type of engine is the Volvo Penta D6-440?

The engine is a 5.5-liter inline six-cylinder turbocharged marine diesel engine equipped with high-pressure common-rail fuel injection.

What boats commonly use the D6-440 engine?

The engine is commonly installed in offshore fishing boats, express cruisers, patrol vessels, and commercial marine craft.

Is the Volvo Penta D6-440 fuel efficient?

Yes. The engine uses electronically controlled common-rail fuel injection to optimize fuel combustion and improve overall fuel efficiency.

What is the displacement of the Volvo Penta D6-440 engine?

The engine has a 5.5-liter displacement, delivering strong torque and high horsepower for marine propulsion.

HIGH PERFORMANCE

Your immediate response and high performance correspond with low levels of noise and vibration, thanks to the balancer shaft and the improvement of the suspension of the motor.

COMPACT AND ROBUST

The engine is designed and manufactured to be immensely robust, using technology and material of the avant-garde. Thanks to this, you get a high reliability and long term durability.

PAIR UNIQUE MARINE

Engines Volvo Penta stand out for their couple unique marine. The high torque at low revolutions per minute provides a rapid acceleration of planning and a great power of maneuver. Even with high load and high rpm, the torque remains strong to provide a cruise speed effective in all conditions.

LOW POWER CONSUMPTION

The system of injection of fuel of high technology, in combination with the advanced streaming and the queue system Aquamatic, help to make the motor to eat very little.

ELECTRONIC CONTROL

The electronic control of the boat or EVC (Electronic Vessel Control Volvo Penta is formed by the engines, electronics and the unique set of optional features, such as the mode of a lever, the developer of speed, system, Glass Cockpit, etc, The remote e-Key is included as standard equipment.

SERVICES EXTENDED

The propulsion system from Volvo Penta are easy to maintain. Our wide range of oil, lubrication and coolant high quality guarantees maximum performance and more time on the sea. Among the standard features include a oil filter full flow and bypass separated, sensors oil level and oil temperature and oil separator crankcase to keep the engine in good condition.