Description

Buy YANMAR 6AYEM-GT 1002HP Diesel Marine Inboard Engine – Built for Power, Designed for Performance

The YANMAR 6AYEM-GT 1002HP Diesel Marine Inboard Engine is the ultimate propulsion system for commercial vessels, offshore support boats, fishing fleets, and high-speed yachts. Engineered for uncompromising performance, this 6-cylinder in-line diesel engine delivers 1002 horsepower at 2000 RPM, while maintaining fuel efficiency and IMO emissions compliance.

At Marine Inboard Specialists, we supply only  marine diesel engines, backed by technical expertise, factory warranties, and global shipping to ensure dependable performance on any sea.

Why Choose the YANMAR 6AYEM-GT 1002HP?

The YANMAR 6AYEM-GT combines industrial-grade durability with cutting-edge engineering to deliver unmatched output, fuel economy, and emission control for heavy-duty marine applications.

Key Benefits Of YANMAR 6AYEM-GT 1002HP Diesel Engine for Boats:

  • High-Powered Output:
    Delivers a commanding 1002HP at 2000 RPM, ideal for large vessels under continuous load.

  • Turbocharged with Intercooler:
    Ensures consistent, high-efficiency performance under demanding conditions.

  • Advanced Fuel System:
    Features direct injection and micro-sized injector holes for cleaner combustion and reduced fuel consumption.

  • IMO Emissions Compliance:
    Built-in Exhaust Gas Recirculation (EGR) system dramatically lowers NOx emissions, exceeding IMO marine standards.

  • Robust Cooling System:
    Equipped with a heat exchanger for stable operation in the most extreme marine environments.

Best Applications

The YANMAR 6AYEM-GT is purpose-built for:

  • Commercial fishing vessels

  • High-speed patrol and transport boats

  • Offshore service craft and utility vessels

  • Heavy-duty support boats and working fleets

  • Yacht repowering and high-performance cruisers

Technical Specifications

Specification Details
Engine Model YANMAR 6AYEM-GT
Engine Type 6-Cylinder, In-Line, 4-Stroke Diesel
Rated Output 1002 HP (670 kW) @ 2000 RPM
Displacement 20.379 Liters
Combustion System Direct Injection
Aspiration Turbocharged + Intercooler
Cooling System Freshwater with Heat Exchanger
Bore × Stroke 155 mm × 180 mm
Starting System Electric (24V, 8.0kW)
Flywheel Housing SAE #0, 18-inch Flywheel
Dry Weight (Engine Only) 2418 kg
Dimensions (L × W × H) 2000 × 1305 × 1531 mm
Marine Gearbox Included YXH-240-7
Emission Compliance IMO Tier II (Tier III Kit Optional)
Warranty 5 Years (Manufacturer’s Warranty)

Package Includes

When you purchase the YANMAR 6AYEM-GT from Marine Inboard Specialists, your comprehensive package includes:

  • Brand-new YANMAR 6AYEM-GT 1002HP Diesel Marine Engine

  • Pre-installed YXH-240-7 Marine Gearbox

  • Turbocharger with intercooler

  • Heat exchanger cooling system

  • Starter motor (24V, 8.0kW) and 125A alternator (12V)

  • Exhaust mixing elbow (L-Type)

  • Fuel pre-filter with water separator

  • Flexible engine mounts

  • Freshwater expansion tank

  • NMEA2000 Engine Monitoring System

  • 5m Wiring harness with connectors

  • Belt safety cover

  • Installation and operation manuals

Optional Accessories

Upgrade and customize your installation with:

  • High-Riser Exhaust Mixing Elbow

  • Secondary Alternator Options (12V – 125A or 24V – 60A)

  • Front-Mounted Seawater Pump

  • Hot Water Kit with Cocks

  • Spare Parts Kit for Onboard Maintenance

  • IMO Tier III Compliance Kit for stricter international zones

Warranty Information

The YANMAR 6AYEM-GT is protected by a 5-Year Manufacturer’s Warranty, covering:

  • Defects in materials and workmanship

  • 24/7 support through YANMAR’s authorized global service network

  • Optional extended service plans available from Marine Inboard Specialists

Frequently Asked Questions (FAQs)

1. What vessels are best suited for the YANMAR 6AYEM-GT?
This engine is ideal for commercial marine vessels, fishing boats, high-speed yachts, and offshore support vessels.

2. How fuel-efficient is the 6AYEM-GT?
Its direct injection system and optimized combustion technology ensure exceptional fuel economy—especially at high power outputs.

3. Does it meet emissions regulations?
Yes, it meets IMO Tier II standards and can be optionally upgraded with a Tier III compliance kit.

4. Can this engine be used to repower older vessels?
Yes. Its adaptable design and compact footprint make it a strong choice for both new builds and repower installations.

5. What gearbox is included?
The YXH-240-7 marine gearbox is supplied and pre-installed for optimal power delivery and ease of installation.

6. What does the warranty include?
Coverage for parts and labor due to manufacturing defects, plus access to genuine parts and support worldwide.

7. Does Marine Inboard Specialists offer installation support?
Yes, we offer consultation, certified installation assistance, and access to genuine YANMAR spare parts.

Order the YANMAR 6AYEM-GT 1002HP Engine Today

Fuel your marine operations with the YANMAR 6AYEM-GT 1002HP Diesel Inboard Engine—trusted for high-endurance performance, emission compliance, and long-term reliability.

At Marine Inboard Specialists, we’re committed to delivering genuine engines with personalized service, expert guidance, and worldwide delivery.

Contact us now to request a quote, check availability, or speak with a marine engine expert.

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