Description

Yanmar 6HA2M-WDT 405HP Marine Diesel Engine – Compact Power for Commercial and Recreational Vessels

Experience reliable propulsion with the Yanmar 6HA2M-WDT 405HP Diesel Marine Engine, now available from Marine Inboard Specialists. This 6-cylinder, high-torque engine is engineered for commercial vessels, fishing boats, and performance yachts that demand consistent power, fuel efficiency, and compliance with global marine emissions standards.

Whether you’re outfitting a new vessel or repowering an existing one, the 6HA2M-WDT combines rugged performance and cutting-edge efficiency in a compact, marine-ready package.

Why Choose the Yanmar 6HA2M-WDT 405HP Inboard Diesel Engine?

Powerful and Efficient

  • Delivers 405 horsepower (302 kW) at 2000 RPM, offering strong acceleration and cruising capability.

  • Turbocharged with direct injection for efficient fuel combustion and superior torque output under load.

Environmentally Compliant

  • Certified to IMO Tier II and EPA Tier 3 marine emissions standards—ensuring cleaner operation without sacrificing performance.

Durable and Low Maintenance

  • Designed with heat exchanger cooling, robust engine mounts, and marine-grade components built for long-term operation in harsh saltwater environments.

Ideal for Versatile Marine Applications

  • Perfect for commercial fishing boats, workboats, yachts, and utility vessels that require both performance and efficiency.

Technical Specifications – Yanmar 6HA2M-WDT

Specification Details
Engine Model Yanmar 6HA2M-WDT
Rated Output 405 HP / 302 kW
Rated Speed 2000 RPM
Displacement 13.14 Liters
Cylinders 6
Bore × Stroke 135 mm × 150 mm
Combustion System Direct Injection
Aspiration Turbocharged
Cooling System Heat Exchanger
Alternator Output 24V – 50A
Dry Weight 1180 kg (without gearbox)
Certifications IMO Tier II, EPA Tier 3
Warranty 5 Years Manufacturer Warranty

What’s Included in the Engine Package

Your complete Yanmar 6HA2M-WDT engine package from Marine Inboard Specialists includes:

  • New Yanmar 6HA2M-WDT 405HP Diesel Engine

  • Marine Gearbox (pre-installed)

  • High-Performance Alternator (24V – 50A)

  • Exhaust Mixing Elbow

  • Freshwater Expansion Tank

  • Flexible Engine Mounts

  • Electric Stop Solenoid

  • Belt Safety Cover

  • Engine Control Panel

  • 4m Extension Wire Harness

  • Onboard Spare Parts Kit

Optional Accessories Available

Upgrade and customize your engine installation with the following factory-approved options:

  • High-Riser Exhaust Mixing Elbow

  • Secondary Control Station Kit

  • Extended Wire Harnesses (6m or 10m)

  • Air Heater (Glow Plug System)

  • Trolling Valve (for compatible gearboxes)

Warranty and Support

Every Yanmar 6HA2M-WDT engine is backed by a 5-year manufacturer warranty, offering peace of mind for long-term marine operations. Marine Inboard Specialists also provides:

  • Installation guidance by certified marine technicians

  • Full support for maintenance and service

  • Fast access to genuine Yanmar parts and accessories

Frequently Asked Questions (FAQs)

1. What type of vessels is this engine suited for?
The 6HA2M-WDT is ideal for fishing vessels, commercial workboats, leisure yachts, and utility craft requiring medium to heavy-duty operation.

2. Does it meet international emissions standards?
Yes, the engine is compliant with both IMO Tier II and EPA Tier 3 emissions regulations.

3. Is this engine appropriate for repowering projects?
Absolutely. The compact footprint and gearbox compatibility make it perfect for retrofitting older vessels with modern, efficient propulsion.

4. How fuel-efficient is this engine?
The turbocharged direct injection system offers outstanding fuel economy, even under high-load operations.

5. What maintenance is required?
Regular oil and coolant checks, belt inspections, and filter replacements are recommended. Marine Inboard Specialists offers scheduled maintenance plans and spare part kits.

6. What kind of warranty is provided?
The engine includes a 5-year warranty, covering material defects and manufacturing faults under normal marine use.

Why Buy from Marine Inboard Specialists?

  • Certified Supplier of Genuine Yanmar Marine Engines

  • Competitive pricing and tailored consultation

  • Fast shipping across Europe and select international ports

  • Technical expertise for installation and maintenance

  • Comprehensive after-sales service and parts support

Order Your Yanmar 6HA2M-WDT 405HP Marine Engine Today

Looking for a compact, high-performance inboard diesel engine for sale? Contact Marine Inboard Specialists today for a quote on the Yanmar 6HA2M-WDT 405HP marine diesel engine. We’ll help you choose the right configuration, provide expert advice, and ensure fast and reliable delivery.

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