Description
– Complete Specifications, Features, and Buying Guide
Yanmar 4JH4-HTE Marine Diesel Engine
The Yanmar 4JH4-HTE is a high-performance turbocharged and intercooled marine diesel engine designed for demanding recreational and commercial marine applications. Delivering 110 horsepower (80.9 kW) at 3,200 RPM, it offers an outstanding combination of fuel efficiency, smooth operation, durability, and dependable performance.
Engineered by Yanmar Marine, the 4JH4-HTE is widely installed in sailing yachts, cruising vessels, fishing boats, and light commercial boats around the world. Its compact dimensions, low maintenance requirements, and proven reliability make it one of the most respected engines in its class. The engine features direct fuel injection, freshwater cooling with a heat exchanger, turbocharging with an intercooler, and mechanical controls for dependable long-term operation.
Yanmar 4JH4-HTE Specifications
| Specification | Details |
|---|---|
| Engine Model | Yanmar 4JH4-HTE |
| Engine Type | 4-Stroke Marine Diesel |
| Cylinders | 4 Inline |
| Horsepower | 110 HP (80.9 kW) |
| Rated Speed | 3,200 RPM |
| Displacement | 1.995 Liters |
| Bore × Stroke | 84 mm × 90 mm |
| Fuel System | Direct Injection (Bosch VE Pump) |
| Aspiration | Turbocharged & Intercooled |
| Cooling System | Freshwater Cooling with Heat Exchanger |
| Starting System | Electric Start |
| Alternator | 12V – 125A |
| Dry Weight | Approx. 217 kg (478 lbs) |
| Controls | Mechanical |
| Certifications | EPA Tier 2, RCD, SOLAS, EMC |
Specifications may vary slightly depending on transmission configuration and production year.
Yanmar 4JH4-HTE Engine Key Features
Turbocharged Performance
The turbocharger and intercooler improve combustion efficiency while increasing torque and horsepower without sacrificing fuel economy.
Excellent Fuel Efficiency
Yanmar’s direct fuel injection technology provides exceptional fuel consumption, helping owners reduce long-term operating costs.
Smooth & Quiet Operation
Advanced engine balancing and precision engineering minimize vibration and engine noise for greater onboard comfort.
Reliable Cooling System
The freshwater cooling system protects internal engine components against corrosion while maintaining optimal operating temperatures.
Compact Installation
Its compact footprint allows easy installation into engine compartments where space is limited.
Long Service Life
Manufactured using premium materials, the 4JH4-HTE is built to withstand thousands of operating hours with proper maintenance.
Applications
The Yanmar 4JH4-HTE is commonly installed in:
- Sailing yachts
- Cruising sailboats
- Catamarans
- Sport fishing boats
- Coastal patrol vessels
- Passenger boats
- Commercial workboats
- Small marine transport vessels
Advantages of the Yanmar 4JH4-HTE Engine
- Proven Yanmar reliability
- Outstanding fuel economy
- High torque at low RPM
- Low maintenance requirements
- Compact and lightweight design
- Excellent parts availability worldwide
- Smooth engine operation
- Long operational lifespan
Yanmar 4JH4-HTE Engine Maintenance Recommendations
Routine maintenance helps maximize engine life:
- Change engine oil and filters regularly.
- Replace fuel filters according to the maintenance schedule.
- Inspect turbocharger operation.
- Flush and maintain the cooling system.
- Replace impellers when required.
- Check belts and hoses for wear.
- Inspect the raw water pump.
- Monitor fuel injection performance.
- Use only high-quality marine diesel fuel.
Boat owners worldwide continue to choose the Yanmar 4JH4-HTE because it delivers:
- Outstanding reliability
- Excellent fuel economy
- Easy servicing
- Strong resale value
- Worldwide service support
- High-performance marine propulsion
- Dependable operation in demanding marine environments
Its balance of power, efficiency, and durability makes it an excellent choice for both private and commercial vessels.
If you’re looking for a Yanmar 4JH4-HTE marine diesel engine for sale, choose a trusted supplier that offers:
- Genuine Yanmar engines
- Tested used engines
- Rebuilt marine engines
- Worldwide shipping
- Competitive pricing
- Secure international payment
- Professional customer support
Whether you’re repowering an existing vessel or building a new marine project, the Yanmar 4JH4-HTE remains one of the industry’s most dependable and efficient marine diesel engines.
Frequently Asked Questions
How much horsepower does the Yanmar 4JH4-HTE produce?
The engine produces 110 HP (80.9 kW) at 3,200 RPM.
Is the Yanmar 4JH4-HTE turbocharged?
Yes. It features a turbocharger with an intercooler for improved performance and efficiency.
What boats use the 4JH4-HTE?
It is commonly found in cruising sailboats, catamarans, sport fishing boats, workboats, and other recreational or commercial vessels.
Is the engine fuel efficient?
Yes. The direct injection system and turbocharged design provide excellent fuel economy for its power output.
Does it have worldwide parts support?
Yanmar has an extensive global dealer and parts network, making maintenance and replacement parts widely available.
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