Yanmar 3JH4E: Powerhouse Marine Diesel Engine

Yanmar 3JH4E Specs: A Comprehensive Overview

Introduction

The Yanmar 3JH4E is a reliable and powerful marine diesel engine that has gained popularity among boat owners and enthusiasts. With its impressive specifications and performance, this engine is a popular choice for a wide range of vessels. In this article, we will delve into the detailed specifications of the Yanmar 3JH4E, covering various aspects such as power output, dimensions, fuel consumption, and more.

Engine Specifications

Let’s take a closer look at the key specifications of the Yanmar 3JH4E engine:

Engine Model Yanmar 3JH4E
Type 4-stroke, vertical, water-cooled diesel engine
Cylinders 3
Displacement 1.642 liters (100.2 cubic inches)
Bore x Stroke 88 mm x 90 mm (3.46 inches x 3.54 inches)
Compression Ratio 22.5:1
Aspiration Naturally aspirated

Performance

The Yanmar 3JH4E engine offers impressive performance capabilities. Let’s explore its power output, torque, and fuel consumption:

Maximum Power Output 39.6 horsepower (29.5 kilowatts) at 3,000 revolutions per minute (RPM)
Maximum Torque 95.6 Nm (70.5 ft-lbs) at 2,500 RPM
Fuel Consumption at Full Load 7.5 liters per hour (1.98 gallons per hour)

Dimensions and Weight

The compact size and lightweight nature of the Yanmar 3JH4E engine make it suitable for various boat sizes. Let’s take a look at its dimensions and weight:

Length 675 mm (26.6 inches)
Width 497 mm (19.6 inches)
Height 555 mm (21.9 inches)
Weight (dry) 119 kg (262 lbs)

Additional Features

The Yanmar 3JH4E engine comes equipped with various features that enhance its overall performance and reliability. Here are some notable features:

  • Direct fuel injection system for improved fuel efficiency
  • Electric start for easy ignition
  • Freshwater cooling system to prevent overheating
  • Low vibration and noise levels for a comfortable boating experience
  • Compact design for easy installation and maintenance

Conclusion

In conclusion, the Yanmar 3JH4E is a powerful and efficient marine diesel engine that offers impressive performance and reliability. With its compact size, lightweight design, and notable features, it is a popular choice among boat owners. Whether you are looking for a reliable engine for your sailboat or powerboat, the Yanmar 3JH4E is certainly worth considering.

Remember, when it comes to specifications and performance, the Yanmar 3JH4E delivers without compromise.

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Adam

An engineer with 20 years of experience. Passionate about construction, mechanisms and heavy construction machines

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