Yanmar 3JH5E 39HP Marine Inboard Engine

Description

YANMAR 3JH5E 39HP Marine Inboard Engine for Sale – High-Efficiency Diesel Power for Small to Mid-Sized Boats

The YANMAR 3JH5E 39HP Marine Diesel Inboard Engine is a proven solution for boat owners seeking high performance, low emissions, and long-lasting reliability. Designed as a naturally aspirated 3-cylinder diesel engine, the 3JH5E offers smooth operation, compact dimensions, and industry-leading fuel efficiency. Ideal for repower projects and new installations, this marine engine delivers precise and dependable power for sailing yachts, motorboats, and light-duty fishing vessels.

At Marine Inboard Specialists, we offer genuine YANMAR marine diesel engines for sale, supported by certified service, global shipping, and a commitment to excellence in marine propulsion systems.

Why Choose the YANMAR 3JH5E 39HP Marine Engine?

The YANMAR 3JH5E has earned a strong reputation across the boating community for its clean performance, quiet operation, and impressive power-to-weight ratio. Whether you’re operating a charter boat or a personal cruiser, this 39 horsepower diesel engine provides the power you need—without compromising efficiency.

Key Benefits:

• Reliable Naturally Aspirated Performance
  Generates 39HP at 3,000 RPM for steady and responsive propulsion across various load conditions.

• Compact Footprint
  Ideal for installations where space is limited, with a lightweight design that simplifies mounting.

• Clean and Eco-Friendly Operation
  Fully compliant with IMO Tier II and EPA Tier II marine diesel emission standards.

• Fuel-Saving Diesel Technology
  Delivers outstanding fuel economy for extended range and reduced running costs.

• Corrosion-Resistant Durability
  Built with marine-grade materials to withstand saltwater environments and heavy-duty use.

• Low Noise & Vibration
  Engineered for smooth, quiet cruising—ideal for both leisure and light commercial use.

Technical Specifications

Package Includes

When you purchase the YANMAR 3JH5E 39HP Diesel Marine Engine from Marine Inboard Specialists, your package will include:

• Brand-new YANMAR 3JH5E engine

• Factory-installed gearbox (KM35P or KM35A)

• Freshwater heat exchanger cooling system

• 12V starter motor and 125A alternator

• Flexible engine mounts to reduce vibration

• Fuel pre-filter with integrated water separator

• Exhaust mixing elbow (L-type)

• 5-meter wiring harness

• Freshwater expansion tank

• Belt safety cover

• Full installation and operation manuals

All components are genuine YANMAR, ensuring maximum compatibility and long-term performance.

Optional Accessories

Customize your 3JH5E engine setup with the following upgrades:

• High-riser exhaust mixing elbow

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

• VC10 Vessel Control System

• NMEA2000 Engine Monitoring System

• Extended wiring harness (3m, 5m, 10m options)

• Hot water kit for onboard systems

• Spare parts kit for maintenance at sea

• Propeller cone nut kit for SD60 configuration

Applications

The YANMAR 3JH5E is a powerful and efficient inboard engine suitable for a wide range of marine applications:

• Monohull sailing yachts

• Small catamarans

• Displacement motorboats and sloops

• Light-duty fishing boats

• Offshore leisure and charter vessels

Warranty Information

The YANMAR 3JH5E Marine Diesel Engine is covered by a 5-Year Manufacturer’s Warranty, ensuring your investment is protected against material and manufacturing defects. Marine Inboard Specialists also provides extended service plans and full support for warranty registration and claims.

Frequently Asked Questions (FAQs)

1. What makes the YANMAR 3JH5E unique?
It combines naturally aspirated reliability with advanced diesel efficiency in a compact, eco-compliant design perfect for small to mid-sized vessels.

2. Does this engine include a gearbox?
Yes. The engine comes with a factory-installed KM35P or KM35A gearbox, depending on configuration.

3. Is this engine suitable for sailing yachts?
Absolutely. It’s commonly used in monohulls and catamarans up to 45 feet, offering quiet and reliable power for cruising and docking.

4. How fuel-efficient is the 3JH5E?
Its efficient combustion system ensures lower fuel consumption, making it ideal for long-range sailing and operational cost savings.

5. Can I purchase spare parts and accessories?
Yes. We stock a full range of genuine YANMAR spare parts and optional accessories for the 3JH5E.

6. Does Marine Inboard Specialists offer international shipping?
Yes. We provide secure, trackable shipping throughout Europe and to select international destinations.

7. Is professional installation available?
Yes. We offer installation guidance, and can refer certified marine technicians for professional fitting and setup.

Order Your YANMAR 3JH5E Diesel Inboard Engine Today

Looking for a high-performance diesel inboard engine that combines power, fuel efficiency, and dependability? The YANMAR 3JH5E is the perfect solution for repowering or building your next vessel.

Contact Marine Inboard Specialists today for pricing, stock availability, and expert advice tailored to your boating needs. Our team is ready to support your order from selection to installation.