Vetus M4.55 Marine Diesel Engine – 52 HP of Reliable and Efficient Power

Advanced 4-Cylinder Diesel Engine for Sailboats, Motorboats & Commercial Vessels

The Vetus M4.55 Marine Diesel Engine (52 HP) delivers the perfect combination of power, reliability, and fuel efficiency for both recreational and commercial marine applications. Built as part of the renowned Vetus M-Line series, this 4-cylinder diesel engine is engineered for smooth operation, low vibration, and long service life, making it one of the most trusted propulsion systems in the industry.

Designed to perform flawlessly in demanding conditions, the Vetus M4.55 is ideal for sailboats, canal cruisers, fishing boats, and small workboats. With its quiet performance, easy maintenance access, and compact design, it provides dependable propulsion while minimizing operational costs and environmental impact.

High Performance and Fuel Efficiency

The M4.55 combines impressive torque and steady cruising power with outstanding fuel economy.

• Delivers 52 HP (38 kW) at 3000 RPM, offering consistent propulsion for medium-sized vessels.

• 4-cylinder, 4-stroke engine provides smooth, vibration-free acceleration.

• Optimized fuel consumption of 244 g/kW.h, reducing fuel costs and extending cruising range.

• High torque at 2000 RPM (127 Nm) ensures reliable thrust under load.

• Balanced design for efficient combustion and stable RPM operation.

Engineered to deliver maximum efficiency and reliability, the M4.55 offers long-term savings and exceptional performance on every voyage.

Low Noise and Vibration for Superior Comfort

Designed with operator comfort in mind, the Vetus M4.55 integrates advanced sound and vibration-dampening technologies.

• Perfectly balanced engine geometry minimizes vibration at all operating speeds.

• Noise-insulated air intake system reduces induction sound for a quieter ride.

• Heavy-duty rubber mounts isolate engine vibration from the hull.

• Compact and balanced engine block design ensures smooth running across the RPM range.

Whether you’re cruising inland waterways or offshore routes, this engine guarantees a quiet, comfortable, and stable experience onboard.

Environmentally Friendly and Emission Compliant

The Vetus M4.55 reflects Vetus’s commitment to sustainability and regulatory compliance.

• Fully compliant with EU-RCD II and BSO marine emission regulations.

• Advanced fuel injection system reduces smoke and improves combustion efficiency.

• Self-bleeding fuel system simplifies operation and minimizes airlock issues.

• Lower CO₂ emissions while maintaining high power output.

This makes the M4.55 one of the most eco-friendly and efficient 4-cylinder marine diesel engines in its class.

Durable, Reliable, and Easy to Maintain

Built with decades of marine engineering experience, the M4.55 offers unmatched reliability and longevity.

• Heavy-duty cast-iron engine block ensures durability in all marine environments.

• User-friendly service layout with front-mounted maintenance points.

• High-output alternator (110A) for steady electrical power supply.

• Designed for low maintenance and long service intervals, reducing downtime.

Every Vetus M-Line engine, including the M4.55, is the result of over 30 years of innovation, guaranteeing robust performance backed by proven reliability.

Flexible Installation and Configuration Options

The Vetus M4.55 is engineered for flexible integration across a wide range of vessel designs.

• Compatible with various gearbox configurations for custom installations.

• Optional saildrive system available for sailing yachts.

• Supports multiple mounting angles for different hull layouts.

• Optional keel cooling system for long-term saltwater durability.

Whether installed in a pleasure craft, fishing vessel, or commercial boat, the M4.55 provides adaptable performance without compromise.

Technical Specifications – Vetus M4.55 Marine Diesel Engine (52 HP)

Warranty and Support by JB Marine GmbH

Purchasing through JB Marine GmbH ensures you receive genuine Vetus engines, official warranty protection, and professional after-sales support.

Why Choose JB Marine GmbH

• Official Vetus Marine Dealer in Germany and Europe

• 100% genuine Vetus inboard diesel engines with factory warranty

• Expert consultation and installation support

• Fast, insured global shipping and logistics handling

• Full after-sales and maintenance assistance

JB Marine GmbH provides not just engines, but complete propulsion solutions, ensuring your vessel remains reliable for years to come.

Frequently Asked Questions (FAQ)

What is the price of the Vetus M4.55 Marine Diesel Engine?
Pricing varies by gearbox configuration and optional accessories. Contact JB Marine GmbH for current pricing and availability.

Is the Vetus M4.55 suitable for commercial applications?
Yes — the M4.55 is extensively used in commercial, charter, and private vessels for its reliability, power, and fuel economy.

Does this engine include genuine Vetus parts?
Absolutely. All Vetus engines sold by JB Marine GmbH are 100% genuine and include authentic Vetus components.

How can I order a Vetus M4.55?
You can order directly via JBMarineGmbH.de or contact our marine specialists for a personalized consultation.

 Do you offer international shipping?
Yes — JB Marine GmbH provides fast, insured delivery across Germany, Europe, and select international locations, with Standard, Express, and Freight shipping options.

Order Your Vetus M4.55 Marine Diesel Engine (52 HP) Today

Discover the perfect combination of reliability, performance, and efficiency with the Vetus M4.55 Marine Diesel Engine, available now from JB Marine GmbH, your official Vetus dealer in Germany and Europe.

👉 Visit JBMarineGmbH.de to request a custom quote, technical datasheet, or expert installation guidance.
Choose JB Marine GmbH for premium Vetus marine diesel engines, professional advice, and trusted global support.