Description

YANMAR 4JH57 57HP Marine Diesel Inboard Engine – Clean, Compact Power with Common Rail Precision

The YANMAR 4JH57 57HP Diesel Marine Inboard Engine is designed for modern boat owners and professionals who demand exceptional reliability, quiet operation, and fuel efficiency from their propulsion system. Featuring advanced common rail fuel injection, a turbocharged 4-cylinder configuration, and compliance with IMO Tier III and EPA Tier III standards, this engine offers superior performance with reduced emissions.

At Marine Inboard Specialists, we proudly offer genuine yanmar diesel marine engine backed by expert advice, fast global shipping, and a full 5-Year Manufacturer’s Warranty.

Why Choose the YANMAR 4JH57 57HP Inboard Diesel Engine?

Built for both recreational and commercial use, the YANMAR 4JH57 delivers smooth, powerful performance in a lightweight and compact design. Its quiet operation and low environmental impact make it the preferred engine for boaters who value precision and sustainability.

Key Benefits Of YANMAR 4JH57 57HP  Yanmar Diesel Motor:

  • Common Rail Technology
    Ensures clean combustion, precise fuel control, low emissions, and quiet operation.

  • Turbocharged 4-Cylinder Power
    Delivers 57 horsepower at 4,000 RPM with consistent and efficient acceleration.

  • Compact and Lightweight
    At just 180 kg, it’s ideal for boats with tight engine compartments.

  • Freshwater Heat Exchanger Cooling
    Maintains stable engine temperatures, even during extended use.

  • Fully Certified
    Complies with IMO Tier III, EPA Tier III, and global marine emissions standards.

  • Backed by Warranty
    Includes a comprehensive 5-Year Manufacturer’s Warranty for peace of mind.

Ideal Applications Of YANMAR 4JH57 57HP Motor Yanmar Diesel

The YANMAR 4JH57 is designed for:

  • Leisure yachts and sailing boats

  • Catamarans and monohulls up to 50 ft

  • Light-duty commercial vessels

  • Repowering projects requiring lower emissions and high fuel efficiency

Technical Specifications

Specification Details
Model Name YANMAR 4JH57
Engine Type 4-Cylinder, 4-Stroke, Turbocharged
Fuel System Common Rail, Bosch Direct Injection
Displacement 2.19 Liters
Bore × Stroke 88 mm × 90 mm
Rated Output 57 HP (42.5 kW) @ 4,000 RPM
Cooling System Freshwater with Heat Exchanger
Dry Weight Approx. 180 kg (Without Gearbox)
Dimensions (L × W × H) 770 mm × 470 mm × 670 mm
Emission Compliance IMO Tier III, EPA Tier III
Alternator 12V – 125A
Gearbox Factory Installed (KM35A / KM35P)

Package Includes

When you order the YANMAR 4JH57 57HP Diesel Marine Engine from Marine Inboard Specialists, you receive:

  • Brand-new YANMAR 4JH57 57HP engine

  • Turbocharger system with common rail injection

  • Factory-installed marine gearbox

  • Freshwater heat exchanger cooling system

  • Starter motor and 125A alternator

  • Flexible engine mounts

  • Fuel pre-filter with water separator

  • Exhaust mixing elbow (L-Type)

  • Wiring harness (5m) with marine-grade connectors

  • Freshwater expansion tank

  • Belt safety cover

  • Complete installation and operation manuals

Optional Accessories

Upgrade your engine system with premium YANMAR-compatible accessories:

  • High-Riser Exhaust Mixing Elbow

  • Secondary Alternator – 12V or 24V options

  • VC10 Vessel Control System

  • NMEA2000 Engine Monitoring System

  • C35 Digital Control Panel

  • Extended Wiring Harnesses – 3m, 5m, 10m

  • Hot Water Kit for integrated cabin heating

  • Propeller and Shaft Kits

  • Onboard Spare Parts Kit

  • SOLAS Compliance Package

Warranty Information

All YANMAR 4JH57 57HP engines from Marine Inboard Specialists come with a full 5-Year Manufacturer’s Warranty, covering:

  • Defects in materials and workmanship

  • Up to 2,000 operational hours or 5 years, whichever comes first

  • Optional extended warranty and support packages available

  • Worldwide servicing and parts support via YANMAR’s global network

Frequently Asked Questions (FAQs)

1. What makes the YANMAR 4JH57 engine special?
Its common rail system ensures fuel efficiency, low noise, and cleaner emissions, making it a smart choice for environmentally-conscious mariners.

2. Is a gearbox included with the engine?
Yes, the engine comes with a factory-installed marine gearbox for optimal performance and installation ease.

3. What vessels are best suited for the 4JH57?
It’s ideal for sailing yachts, catamarans, recreational boats, and light commercial vessels.

4. Does it comply with emissions regulations?
Yes, it meets IMO Tier III and EPA Tier III standards—perfect for cruising in emission-regulated zones.

5. Is the engine easy to install?
With its compact design and full wiring harness, it’s suitable for both repower projects and new builds.

6. Do you offer spare parts and service kits?
Yes. We stock genuine YANMAR parts and optional spare kits for maintenance and emergencies.

7. Do you ship internationally?
Absolutely. We offer fast and secure global shipping with freight options tailored to your location.

8. Do you provide installation support?
Yes. Our team offers technical guidance, and we can connect you with certified marine mechanics.

Order Your YANMAR 4JH57 57HP Marine Engine Today

Looking for a powerful yet compact diesel inboard engine with clean emissions, long-term reliability, and advanced fuel injection? The YANMAR 4JH57 is your ideal solution.

Contact Marine Inboard Specialists now for pricing, customization options, or shipping details. Let us help you equip your vessel with performance you can count on.

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