Yanmar 4JH110 Marine Diesel Engine: Reliable 110hp Power
Proven Performance for Mid-Size Yachts and Performance Sailboats
The Yanmar 4JH110 marine diesel engine delivers dependable 110 horsepower from Yanmar’s proven 4-cylinder platform, establishing itself as the gold standard for mid-size yachts and performance sailboats. At Wave Inboard Motors, our certified Yanmar technicians have extensive hands-on experience with the 4JH series, making us your trusted partner for professional marine engine installation and maintenance of these reliable powerplants.
This 110hp marine diesel engine features Yanmar’s renowned mechanical fuel injection system, providing straightforward serviceability and proven reliability that electronic systems can’t match. For complete operational details and maintenance schedules, consult the 【Yanmar 4JH110 Operator’s Manual】 for proper procedures and service intervals. The 4JH110 is ideally suited for yachts 40-50 feet, performance sailboats, and coastal cruisers where dependable power and easy maintenance are paramount.
Technical Specifications
| Specification | Detail |
|---|---|
| Model | Yanmar 4JH110 |
| Engine Type | 4-Cylinder, 4-stroke, Turbocharged Diesel |
| Displacement | 2.2 L (2200 cc) |
| Max Output | 110 HP (81 kW) @ 3300 RPM |
| Fuel System | Mechanical Injection |
| Control System | Yanmar Standard Panel |
| Cooling System | Heat Exchanger (Freshwater Cooling) |
| Starting System | 12V Electric Start |
| Alternator Output | 55A (as standard) |
| Dry Weight | 298 kg (657 lbs) |
| Dimensions (LxWxH) | 967mm x 592mm x 682mm |
| Gear Ratio Options | 2.04:1, 2.45:1, 2.92:1 |
Performance & Reliability Features
Mechanical Injection Advantage
The 4JH110’s mechanical fuel injection system provides exceptional reliability and straightforward serviceability, making it ideal for remote area cruising where electronic diagnostics may be unavailable. For detailed maintenance procedures and fuel system specifications, consult the Yanmar 4JH110 Service Manual available through our technical library.
Proven 4-Cylinder Design
Yanmar’s balanced 4-cylinder configuration delivers smooth operation and excellent torque characteristics. When planning your marine engine repower, this proven design ensures long-term reliability and provides straightforward serviceability during annual marine engine maintenance.
Competitor Comparison
| Feature | Yanmar 4JH110 | Volvo Penta D2-75 | Beta Marine 100 |
|---|---|---|---|
| Fuel System | Mechanical Injection | Electronic Injection | Electronic Injection |
| Power | 110 HP @ 3300 RPM | 75 HP @ 3500 RPM | 100 HP @ 3000 RPM |
| Weight | 657 lbs (298 kg) | 507 lbs (230 kg) | 705 lbs (320 kg) |
| Serviceability | Excellent (Owner-friendly) | Good | Very Good |
| Reliability | Proven Mechanical System | Very Good | Excellent |
| Ideal For | Cruising yachts, remote operations | Coastal cruising | General marine use |
Verdict: The 4JH110 wins on mechanical simplicity and proven reliability. While the Volvo Penta offers modern electronics and the Beta Marine provides Kubota-based durability, the Yanmar delivers straightforward, owner-serviceable power perfect for bluewater cruising and extended voyages.
Installation & Repower Solutions
When considering the 4JH110 for your yacht repower project, these factors ensure optimal performance:
Installation Requirements:
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Standard marine engine mounts (refer to Yanmar 4JH110 Installation Manual)
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Conventional shaft alignment tolerances
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Multiple gear ratio options for optimal propeller matching
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Choosing the right HP for your vessel analysis available
Performance Characteristics:
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Excellent mid-range torque for displacement hulls
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Smooth 4-cylinder operation
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Reliable mechanical systems
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Ideal for single engine installation configurations
[Image: 4JH110 installation in a sailboat showing accessible service points]
*Alt-text: Yanmar 4JH110 installed in sailboat engine room demonstrating service accessibility*
Maintenance & Technical Support
Comprehensive Service Program
Our Yanmar certified maintenance program for the 4JH110 includes:
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Mechanical fuel system service and calibration
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Cooling system maintenance and corrosion prevention
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Conventional electrical system service
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Performance verification and tuning
Technical Resources Available
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【4JH110 Troubleshooting Guide】 for common operational issues
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【Parts and service catalog】 for genuine Yanmar components
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【Installation specifications】 for repower projects
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【Mechanical system manual】 for fuel system calibration
Honest Assessment: Pros & Cons
| Pros | Cons |
|---|---|
| Proven mechanical reliability | Lower power-to-weight ratio than newer designs |
| Excellent owner serviceability | Basic instrumentation compared to electronic engines |
| Global Yanmar support network | Fewer electronic integration features |
| Perfect for remote operations | |
| Straightforward maintenance |
Applications & Next Steps
The Yanmar 4JH110 excels in applications where mechanical simplicity and proven reliability outweigh the latest electronic features. From bluewater cruisers seeking dependable power to coastal workboats requiring easy maintenance, this engine delivers trustworthy performance.
Access Technical Documents:
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【4JH110 Operator’s Manual】 – Daily operation and routine care
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【4JH110 Service Manual】 – Detailed repair and maintenance procedures
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【Installation Guide】 – Proper mounting specifications
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【Mechanical System Manual】 – Fuel system setup and calibration
[Image: Wave Inboard Motors technician performing mechanical service on 4JH110]
*Alt-text: Certified Yanmar technician servicing mechanical fuel system on 4JH110 engine*
Contact us today to discuss how the 4JH110 can provide reliable power for your vessel. Our 【Yanmar certified technicians】 are ready to provide expert guidance and professional installation services.
Continue your research:
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Mechanical vs Electronic Marine Diesels
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Bluewater Cruising Engine Preparation
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Marine Engine Serviceability Comparison
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Yacht Repower Planning Guide
Call to Action: Need dependable, serviceable power for your cruising yacht? Contact Wave Inboard Motors for a comprehensive 4JH110 consultation and installation quote today.
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