JB Marine Engines | Marine Inboard Engines | Diesel & Sterndrives

Search

VAT Number: DE 288442659 | Registration Number: HRB 12546
VAT Number: DE 288442659 | Registration Number: HRB 12546

Yanmar Marine Diesel Engines

Looking for Yanmar marine diesel engines for your boat, yacht or commercial vessel? JB Marine GmbH offers Yanmar marine engines for sale, with options for customers planning engine replacements, repowering projects and other marine propulsion applications.

Yanmar is a well-known manufacturer of diesel engines used across recreational and commercial marine applications. When choosing a Yanmar marine diesel engine, it is important to select an engine that matches the vessel, propulsion system and intended operating requirements rather than considering horsepower alone.

Important specifications to check include:

  • Engine model and horsepower
  • Rated RPM
  • Engine dimensions and weight
  • Vessel type and application
  • Recreational or commercial duty
  • Gearbox and gear ratio
  • Engine mounting requirements
  • Cooling and exhaust systems
  • Electrical configuration
  • Controls and instrumentation

If you are replacing an existing Yanmar engine, provide the exact model and serial number whenever possible. Gearbox information, vessel specifications and photographs of the current installation can also help when evaluating a suitable Yanmar replacement engine.

For a repower, compatibility should always be verified before purchasing. An engine with similar horsepower may have different dimensions, mounting positions, rated RPM, gearbox requirements or electrical systems. These differences can affect the total installation requirements and boat repowering cost.

JB Marine GmbH offers Yanmar marine diesel engines for sale for customers looking for marine propulsion solutions in different applications. Engine condition, specifications, included accessories and availability can vary by product, so check the individual listing when comparing options.

Browse the available Yanmar marine engines below. For current pricing, availability or a quotation, contact JB Marine GmbH with your required model or horsepower, vessel/application, gearbox requirements, quantity and delivery destination. If you are replacing an existing engine, photographs of the engine identification plate and installation can also help us understand your requirements.

Bestsellers in Yanmar Diesel Engines

Yanmar 4JH3-DTE 125HP Diesel Marine Inboard Engine

€10,988.00
(0 Reviews)
✅ Explore More: Browse our full range of Yanmar Diesel Engines, including: Yanmar 3YM30AE Diesel Engine Yanmar 4LHA-HTP 160HP Diesel Marine Inboard Engine
€10,988.00

YANMAR 8LV-320Z Marine Diesel Engine 320hp

€39,918.00
(0 Reviews)
Explore More Yanmar Diesel Engines YANMAR 8LV-320 Marine Diesel Engine 320hp
€39,918.00

Yanmar 6AYEM-GT 1018HP Diesel Marine Engine Inboard Engine

€75,988.00
(0 Reviews)
Explore More Yanmar Diesel Engines Yanmar 6AYEM-GT 1002HP diesel marine engine boat engine
€75,988.00

YANMAR 8LV-370Z marine diesel engine 370hp

€43,118.00
(0 Reviews)
YANMAR 8LV-370Z Marine Diesel Engine 370 HP The YANMAR 8LV-370Z Marine Diesel Engine 370 HP is a compact, high-performance V8 diesel propulsion system designed for sports cruisers, recreational powerboats, motor yachts, and compatible marine repowering projects. Powered by a 4.46-litre, eight-cylinder diesel engine, the YANMAR 8LV-370Z delivers 370 metric horsepower (272 kW) at 3,800 RPM, combining common-rail direct fuel injection, twin turbochargers, charge-air cooling, and advanced electronic engine management. The 8LV-370Z is the sterndrive configuration of the YANMAR 8LV engine family, designed for use with a compatible YANMAR ZT370 sterndrive. Key Features
  • Engine Power: 370 mhp (272 kW)
  • Engine Configuration: 90° V8, four-stroke diesel
  • Displacement: 4.46 litres
  • Rated Engine Speed: 3,800 RPM
  • Fuel Injection: Electronically controlled common rail
  • Aspiration: Twin turbochargers with charge-air cooling
  • Cooling System: Freshwater cooling with heat exchanger
  • Propulsion System: YANMAR ZT370 sterndrive
  • Control System: YANMAR electronic engine controls
  • Applications: Sports cruisers, recreational powerboats, motor yachts, and marine repowering projects
The YANMAR 8LV-370Z 370 HP marine diesel engine offers an attractive combination of compact V8 construction, responsive acceleration, and modern diesel propulsion technology. Contact JB Marine GmbH for YANMAR 8LV-370Z pricing, availability, compatible ZT370 sterndrive packages, warranty information, and international shipping quotations. Exact specifications, sterndrive ratios, electrical options, and package contents should be confirmed against the engine's serial number and applicable YANMAR documentation.
€43,118.00

Yanmar 6HYM-WET 650HP Diesel Marine Inboard Engine

€49,988.00
(0 Reviews)
✅ Explore More: Browse our range of YANMAR Marine Diesel Engines, including: Yanmar 6HYM-WET 700HP Diesel Marine Engine Inboard Engine
€49,988.00

Yanmar 6HYM-WET 500HP Diesel Marine Inboard Engine

€40,988.00
(0 Reviews)
Yanmar 6HYM-WET 500HP Diesel Marine Inboard Engine The Yanmar 6HYM-WET 500HP Diesel Marine Inboard Engine is a powerful six-cylinder diesel engine designed for commercial fishing vessels, workboats, passenger boats, and demanding marine repowering applications. Delivering approximately 500 metric HP (368 kW), the Yanmar 6HYM-WET combines a robust large-displacement diesel platform with turbocharging, intercooling, and direct fuel injection to provide strong torque and dependable propulsion performance. Engineered for conventional inboard shaft-drive installations, the Yanmar 6HYM-WET offers durable construction, reliable diesel operation, and practical servicing for professional marine applications. Key Features
  • Manufacturer: Yanmar
  • Engine Model: 6HYM-WET
  • Rated Power: 500 metric HP / approximately 368 kW
  • Engine Type: Four-stroke marine diesel
  • Engine Configuration: Inline six-cylinder
  • Fuel System: Direct diesel injection
  • Aspiration: Turbocharged and intercooled
  • Cooling System: Freshwater cooling with seawater heat exchanger
  • Starting System: Electric starting
  • Propulsion: Conventional inboard shaft drive
  • Transmission: Compatible heavy-duty marine gearbox
  • Applications: Commercial fishing vessels, workboats, passenger boats, and repowering
Dependable Commercial Marine Performance The Yanmar 6HYM-WET 500HP marine diesel engine is designed for vessel operators seeking substantial propulsion power, strong torque delivery, and reliable operation in demanding marine environments. Contact JB Marine GmbH for pricing, availability, compatible marine gearboxes, engine package contents, warranty information, and international shipping quotations.
€40,988.00

Showing 1–12 of 102 results

Sort by

New YANMAR 3YM20 21HP Marine Inboard Engine

€3,198.00
(0 Reviews)
✅ Explore More: Browse our range of YANMAR Marine Diesel Engines.  
€3,198.00

New YANMAR 3YM20 21HP Marine Inboard Engine

€3,198.00
(0 Reviews)
✅ Explore More: Browse our range of YANMAR Marine Diesel Engines.
€3,198.00

New Yanmar D40 40HP Diesel Outboard Motor Diesel Marine Engines

€8,988.00
(0 Reviews)
Explore More Yanmar Diesel Engines Yanmar DTorque 111 50HP Diesel Outboard motor
€8,988.00

New Yanmar D40 40HP Diesel Outboard Motor Diesel Marine Engines

€8,988.00
(0 Reviews)
Explore More Yanmar Diesel Engines Yanmar DTorque 111 50HP Diesel Outboard motor
€8,988.00

Yanmar 1GM10 Marine Diesel Engine 9hp

€4,918.00
(0 Reviews)
Explore more of our other Yanmar Series: Yanmar 3YM27A 29HP Diesel Marine Inboard Engine
€4,918.00

Yanmar 1GM10 Marine Diesel Engine 9hp

€4,918.00
(0 Reviews)
Explore more of our other Yanmar Series: Yanmar 3YM27A 29HP Diesel Marine Inboard Engine
€4,918.00

Yanmar 3JH5E 39HP Marine Inboard Engine

€4,698.00
(0 Reviews)
✅ Explore More: Browse our range of YANMAR Marine Diesel Engines, including: Yanmar 4JH45 45HP Marine Inboard Engine
€4,698.00

Yanmar 3JH5E 39HP Marine Inboard Engine

€4,698.00
(0 Reviews)
✅ Explore More: Browse our range of YANMAR Marine Diesel Engines, including: Yanmar 4JH45 45HP Marine Inboard Engine
€4,698.00

Yanmar 3YM27A 29HP Diesel Marine Inboard Engine

€3,988.00
(0 Reviews)
The Yanmar 3YM27A 29HP Diesel Marine Inboard Engine is a compact, three-cylinder marine diesel engine designed for sailing yachts, small cruising boats, and compatible marine repowering applications. Delivering approximately 29 HP (21.3 kW), the Yanmar 3YM27A offers dependable auxiliary propulsion, economical diesel operation, and a compact installation design suitable for vessels with limited engine-room space. Built around Yanmar's established marine diesel engineering, the Yanmar 3YM27A marine engine is a practical option for boat owners seeking reliable performance, straightforward maintenance, and compatibility with suitable inboard propulsion systems. Key Features
  • Engine Power: Approximately 29 HP (21.3 kW)
  • Engine Configuration: Three-cylinder, four-stroke diesel
  • Fuel Type: Marine diesel
  • Aspiration: Naturally aspirated
  • Cooling System: Freshwater cooling with heat exchanger
  • Starting System: Electric start
  • Propulsion: Inboard marine installation
  • Transmission: Compatible marine gearbox, subject to configuration
  • Applications: Sailing yachts, small motor cruisers, and marine engine replacement projects
Contact JB Marine GmbH for the Yanmar 3YM27A 29HP engine price, availability, compatible gearbox options, warranty information, and international shipping quotations. Exact engine specifications and supplied equipment should be verified against the manufacturer's identification plate and documentation before ordering.
€3,988.00

Yanmar 3YM27A 29HP Diesel Marine Inboard Engine

€3,988.00
(0 Reviews)
Explore more of our other Yanmar Series: Yanmar 1GM10 Marine Diesel Engine 9hp
€3,988.00

Back to Top
Product has been added to your cart
Compare (0)