Vetus VH4.65 Marine Diesel Engine Keel-Cooled Model – 65 HP | Reliable, Fuel-Efficient, and Low-Maintenance Marine Power
The Vetus VH4.65 Marine Diesel Engine (65 HP) is a robust, fuel-efficient, and long-lasting propulsion solution for cabin boats, small fishing vessels, canal cruisers, and commercial workboats.
Powered by a 4-cylinder, 4-stroke diesel engine, this model delivers smooth performance, low vibration, and outstanding fuel economy — perfectly engineered for demanding marine environments where reliability and simplicity matter most.
The keel-cooled configuration eliminates the need for a seawater pump, reducing both maintenance requirements and corrosion risks — making it ideal for saltwater operations or vessels that prioritize long-term durability.
Whether you’re upgrading your propulsion system or seeking a new Vetus diesel engine for sale, the VH4.65 offers premium performance, proven engineering, and a long service life at an excellent value.
High-Performance Marine Power with Low Operating Costs
The Vetus VH4.65 is designed to provide maximum reliability, reduced maintenance, and low fuel consumption, even during extended voyages.
Its powerful 48 kW (65.3 HP) output at 3000 RPM ensures dependable propulsion, while its optimized fuel efficiency helps lower overall operating costs.
With an advanced indirect cooling system and optional keel cooling, this engine offers consistent performance and exceptional resilience — even in harsh marine environments.
Key Features & Benefits
Powerful and Fuel-Efficient Operation
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Delivers 65 HP at 3000 RPM for reliable performance in a wide range of vessels.
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4-cylinder, 4-stroke design provides smooth acceleration and superior fuel economy.
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Optimized combustion efficiency ensures lower fuel consumption and reduced emissions.
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Self-bleeding fuel system simplifies maintenance and improves reliability after filter changes.
Advanced Keel Cooling System
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Keel-cooled model eliminates seawater circulation, reducing corrosion and pump wear.
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Ideal for saltwater or debris-heavy waters, extending engine life and uptime.
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An indirect cooling system maintains a consistent operating temperature for maximum efficiency.
Low Noise & Vibration
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Counterbalancing shafts minimize vibration, enhancing comfort and stability.
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Rubber-molded cooling system components significantly reduce engine noise.
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New air intake filter lowers induction noise for a quieter onboard experience.
Simplified Installation and Maintenance
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Front-mounted service points provide quick access to vital components (oil dipstick, filters, impeller).
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Streamlined hose connections allow easy integration with different vessel configurations.
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Compatible with multiple gearbox options:
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Standard: TM345(A) (2/2.47:1)
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Optional: ZF25A (1.93/2.29/2.71:1), ZF25 (1.97/2.8:1).
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Built for Reliability and Longevity
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Heavy-duty cast-iron block ensures superior strength and durability.
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High-output 115A alternator delivers fast battery charging and steady power.
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Certified under EU-RCD II standards for compliance and environmental responsibility.
Technical Specifications
| Specification | Details |
|---|---|
| Max. Output (Flywheel, ISO 3046-1) | 48 kW (65.3 HP) |
| Max. Output (Propeller Shaft) | 46.6 kW (63.4 HP) |
| Cylinders | 4 |
| Bore × Stroke (mm) | 91.1 × 100 |
| Displacement | 2607 cm³ |
| Cooling System | Indirect (Keel Cooling Optional) |
| Alternator | 12 V – 115 A |
| Standard Gearbox | TM345(A) (2/2.47:1) |
| Optional Gearboxes | ZF25A (1.93/2.29/2.71:1), ZF25 (1.97/2.8:1) |
| Dry Weight (Incl. Gearbox) | 240 kg |
| Max. Installation Angle (Backwards) | 15° |
| Max. Continuous Lateral Inclination | 25° |
| Max. 5-Minute Inclination | 30° |
| Fuel Lift Pump Suction Height | 1.5 m |
| Warnings & Alarms | Oil Pressure, Fresh & Raw Water Temp, Charging Current |
| Control Lights | Pre-heating |
| Calorifier Connection Kit | Optional |
| Certification | EU-RCD II |
Why Choose JB Marine GmbH for Your Vetus VH4.65 Engine
At JB Marine GmbH, we are proud suppliers of genuine Vetus marine diesel engines — providing customers across Europe and worldwide with high-performance propulsion systems, competitive pricing, and manufacturer-backed warranties.
Our expert technical team ensures every installation is handled with precision, and we support customers long after purchase with genuine Vetus parts and full after-sales service.
What You Get with JB Marine GmbH
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5-Year Manufacturer Warranty (or 1500 operating hours)
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Professional consultation & installation guidance
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Fast global shipping across Germany, Europe, and international ports
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Authorized Vetus parts & service support for complete reliability
Warranty Information
All Vetus marine diesel engines from JB Marine GmbH include the official 5-year or 1500-hour manufacturer warranty, covering materials and workmanship defects.
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Standard Warranty: 5 Years or 1500 Hours (whichever comes first)
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Extended Warranty Options: Available upon request
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Support: Dedicated team for warranty registration, servicing, and maintenance
Frequently Asked Questions (FAQ)
What is the price of the Vetus VH4.65 Marine Diesel Engine?
Prices vary based on gearbox options and configurations. Contact JB Marine GmbH for current pricing and availability.
Is the Vetus VH4.65 suitable for small boats and sailboats?
Yes — this model is ideal for cabin cruisers, sailboats, canal boats, and light commercial workboats, offering smooth power delivery and long-term dependability.
Does it include original Vetus parts?
Yes — all Vetus engines come with 100% genuine Vetus parts to ensure maximum performance and service life.
What are the advantages of keel cooling?
Keel cooling eliminates the need for a seawater pump, significantly reducing maintenance costs, corrosion, and clogging risks in saltwater environments.
Do you offer international shipping?
Yes — we ship globally using Standard, Express, and Freight services, ensuring safe and timely delivery worldwide.
Order Your Vetus VH4.65 Marine Diesel Engine (Keel-Cooled Model – 65 HP) Today
Upgrade your vessel with the Vetus VH4.65 — a durable, fuel-efficient, and low-maintenance marine diesel engine trusted by professionals and leisure boaters worldwide.
Contact JB Marine GmbH today for pricing, stock availability, and expert installation advice.
Visit https://jbmarinegmbh.de/ to browse our full selection of Vetus marine diesel engines for sale and experience Dutch-engineered excellence in marine propulsion.








