Description

Volvo Penta Aquamatic D6-400A DP-I Marine Diesel Sterndrive Engine 400HP For Sale

The Volvo Penta Aquamatic D6-400A DP-I is a premium marine diesel sterndrive propulsion package engineered for luxury cruisers, express yachts, offshore sportfishing vessels, performance boats, and demanding marine repower projects. Delivering 400 horsepower (294 kW) from Volvo Penta’s advanced 5.5-liter inline six-cylinder diesel platform, this propulsion package combines exceptional acceleration, outstanding fuel efficiency, and reliable long-term performance.

The D6-400A DP-I integrates Volvo Penta’s advanced marine diesel technology with the proven DP-I dual-propeller Aquamatic sterndrive. Featuring electronically controlled common-rail fuel injection, double overhead camshafts, turbocharging, supercharger technology, and Electronic Vessel Control (EVC), the package delivers powerful marine torque, smooth operation, and superior handling characteristics.

For vessel owners searching for a Volvo Penta D6-400A DP-I for sale, this model remains one of the most sought-after sterndrive propulsion solutions in the Volvo Penta lineup.

As a premium Volvo Penta marine engine, the D6-400A DP-I provides exceptional cruising performance, excellent operating economy, and proven reliability for recreational and commercial marine applications.

Part of the Volvo Penta D6 Marine Engine Series

The Volvo Penta D6-400A DP-I belongs to Volvo Penta’s world-renowned D6 Series of marine diesel engines. Known for exceptional power density, durability, and fuel economy, the D6 platform has become a benchmark in modern marine propulsion.

The Volvo Penta D6 Aquamatic range includes:

• Volvo Penta D6-300A DP-I
• Volvo Penta D6-330A DP-I
• Volvo Penta D6-340A DP-I
• Volvo Penta D6-370A DP-I
• Volvo Penta D6-380A DP-I
• Volvo Penta D6-400A DP-I
• Volvo Penta D6-440A DP-I

Positioned among the highest-output models in the D6 Aquamatic lineup, the D6-400A DP-I offers exceptional performance while maintaining excellent fuel efficiency.

Advanced 5.5-Liter Inline Six-Cylinder Diesel Platform

At the heart of the D6-400A DP-I is Volvo Penta’s advanced 5.5-liter inline six-cylinder marine diesel engine.

Engine technologies include:

• Electronically controlled common-rail fuel injection
• Double overhead camshafts (DOHC)
• Turbocharger and supercharger system
• Charge air cooler
• Advanced engine management technology
• Precision fuel delivery system

These technologies provide:

• Outstanding marine torque
• Rapid throttle response
• Excellent fuel economy
• Reduced emissions
• Smooth operation
• Long service life

The advanced fuel management system continuously optimizes combustion efficiency to maximize performance while minimizing fuel consumption.

High Performance with Smooth Operation

The Volvo Penta D6-400A DP-I has been engineered to provide powerful acceleration and high cruising performance while maintaining exceptional onboard comfort.

Performance advantages include:

• Rapid acceleration onto plane
• Strong low-end and mid-range power
• Excellent cruising speeds
• Smooth power delivery
• Reduced vibration levels
• Lower engine noise

The advanced common-rail fuel system and optimized engine mounting contribute to refined operation throughout the RPM range.

Volvo Penta Aquamatic DP-I Sterndrive Advantage

The DP-I Aquamatic sterndrive is one of Volvo Penta’s most successful propulsion systems.

Its dual counter-rotating propeller design provides:

• Improved acceleration
• Superior water grip
• Better fuel economy
• Enhanced maneuverability
• Reduced steering effort
• Increased cruising efficiency
• Precise vessel control

The combination of the D6-400A engine and DP-I sterndrive creates a propulsion package optimized for performance, efficiency, and handling.

Unique Volvo Penta Marine Torque

One of the defining characteristics of the Volvo Penta D6 Series is its exceptional marine torque profile.

The D6-400A DP-I delivers:

• Strong low-RPM pulling power
• Increased load-carrying capability
• Rapid acceleration
• Excellent mid-range performance
• Consistent cruising speeds
• Reliable operation under demanding conditions

Whether operating offshore or carrying passengers and equipment, the D6-400A provides dependable and responsive power.

Compact and Robust Marine Design

Despite producing 400 horsepower, the D6-400A remains compact and installation-friendly.

Engine construction features include:

• Rigid cast-iron cylinder block
• Cast-iron cylinder head
• Heavy-duty engine cover
• Compact installation dimensions
• Easily accessible service points

This robust design contributes to exceptional durability, reliability, and ease of maintenance.

Low Fuel Consumption and Reduced Operating Costs

Fuel efficiency remains one of the key advantages of the Volvo Penta D6-400A DP-I.

The advanced common-rail fuel injection system continuously adjusts fuel delivery to maximize efficiency while maintaining performance.

Benefits include:

• Reduced fuel consumption
• Lower operating costs
• Extended cruising range
• Reduced emissions
• Enhanced ownership value

For operators seeking premium performance without excessive fuel costs, the D6-400A DP-I offers an excellent balance of power and economy.

Electronic Vessel Control (EVC)

The Volvo Penta D6-400A DP-I comes equipped with Volvo Penta’s advanced Electronic Vessel Control platform.

EVC features include:

• Engine monitoring
• Integrated diagnostics
• Electronic throttle and shift control
• Instrumentation integration
• Maintenance scheduling
• Vessel systems management

The EVC platform improves operational control while simplifying maintenance and troubleshooting.

Long Service Life and Easy Maintenance

The D6-400A DP-I has been engineered to maximize uptime and simplify routine maintenance.

Features include:

• Easily accessible service points
• Advanced filtration systems
• Durable internal components
• PTO capability
• Volvo Penta global support network

Combined with Volvo Penta-approved lubricants, oils, and coolants, the engine is designed for years of dependable marine operation.

Common Applications

The Volvo Penta D6-400A DP-I is commonly installed in:

• Luxury cruisers
• Express yachts
• Offshore sportfishing vessels
• Performance boats
• Coastal cruising vessels
• Patrol boats
• Commercial utility craft
• Marine repower projects

Its combination of horsepower, fuel efficiency, and maneuverability makes it suitable for demanding recreational and commercial applications.

Why Choose the Volvo Penta D6-400A DP-I for Repower Projects?

The D6-400A DP-I is a popular repower solution for vessel owners upgrading older sterndrive propulsion systems.

Repower benefits include:

• Improved fuel economy
• Enhanced acceleration
• Modern electronic controls
• Reduced maintenance costs
• Better reliability
• Increased vessel value

Titan Marine Diesel provides expert repower support, including compatibility assessments, technical consultation, and installation guidance.

What’s Included with the Package?

Depending on configuration, packages may include:

• Volvo Penta D6-400A marine diesel engine
• Volvo Penta DP-I sterndrive
• Electronic Vessel Control (EVC)
• Engine wiring harness
• Instrumentation package
• Engine mounts
• Operator documentation
• Warranty documentation

Package contents may vary depending on vessel requirements and selected options.

Technical Features

• Electronically controlled common-rail fuel injection
• Double overhead camshafts
• Turbocharger and supercharger technology
• Charge air cooler
• Volvo Penta DP-I dual-propeller sterndrive
• Electronic Vessel Control (EVC)
• Heavy-duty engine cover
• PTO capability
• Easily accessible service points
• Robust marine-grade construction

Technical Specifications

Worldwide Shipping Available

Titan Marine Diesel supplies Volvo Penta Aquamatic propulsion packages worldwide for new vessel construction, commercial applications, and marine repower projects.

Available services include:

• Export crating
• International freight
• Port-to-port delivery
• Door-to-door shipping
• Export documentation support
• Global logistics coordination

Warranty Coverage

Every new Volvo Penta D6-400A DP-I supplied by Titan Marine Diesel includes manufacturer-backed warranty coverage, subject to Volvo Penta warranty registration requirements and applicable terms.

Extended warranty options may be available for qualifying recreational and commercial applications.

Frequently Asked Questions

What type of vessel is the D6-400A DP-I best suited for?

The D6-400A DP-I is commonly installed in luxury cruisers, offshore fishing boats, express yachts, performance vessels, and marine repower projects.

What are the benefits of the DP-I sterndrive?

The DP-I sterndrive improves acceleration, fuel efficiency, handling, and maneuverability through its dual counter-rotating propeller design.

Does the D6-400A DP-I support Electronic Vessel Control?

Yes. The package includes Volvo Penta’s advanced Electronic Vessel Control (EVC) platform.

Is the D6-400A DP-I suitable for repower projects?

Yes. It is widely used to replace older sterndrive propulsion systems and improve vessel performance, reliability, and efficiency.

How many cylinders does the D6-400A engine have?

The D6-400A features a 5.5-liter inline six-cylinder diesel engine configuration.

Can the package be shipped internationally?

Yes. Titan Marine Diesel provides worldwide shipping and export logistics support.

Does the package include warranty coverage?

Yes. Manufacturer-backed warranty coverage is included subject to Volvo Penta warranty registration requirements.

Request a Quote

Interested in the Volvo Penta Aquamatic D6-400A DP-I Marine Diesel Sterndrive Engine?

Contact Titan Marine Diesel today for availability, lead times, worldwide shipping options, technical guidance, and a customized quotation tailored to your vessel and propulsion requirements.