MAK M43 Spare Parts Supply

Available from European Stock. Delivery Worldwide.

🔧 MaK M43 Spare Parts

Yalova Marine Services supplies a full range of OEM-quality and high-grade alternative spare parts for all MaK M43 series engines, including M43C and M43DF models.
Most components are available from European stock and can be class-approved prior to shipment.

Main Spare Parts We Supply:
Cylinder Head | Piston | Piston Rings | Connecting Rod | Cylinder Liner | Water Guide Jacket | Bearings | Bushings | Sleeves | Turbocharger Parts | Fuel Pumps | Injectors | Filters | Gaskets | Camshaft | Crankshaft | Engine Frame | Vibration Damper

All parts are manufactured and inspected to OEM standards for marine and industrial use.

🌍 Why Choose Yalova Marine Services

  • European stock availability for fast delivery

  • Class-approved OEM parts for marine certification

  • Experienced marine engineers for technical assistance

  • Competitive pricing and global logistics support

MaK M43 Series Engines & Spare Parts

Available from European Stock – Ready for Class-Approved Delivery Worldwide

The MaK M43 series is a high-performance, medium-speed four-stroke diesel engine developed by Caterpillar Motoren (MaK) for marine propulsion and power generation.
It is widely recognized for its exceptional efficiency, robust construction, and low-emission performance, making it a top choice for cruise ships, tankers, cargo vessels, and power plants worldwide.

✅ Key Technical Specifications

  • Cylinder Bore: 430 mm

  • Piston Stroke: 610 mm

  • Engine Speed: 500–514 rpm (M43 C)

  • Power Output: Approx. 700 – 760 kW per cylinder

  • Total Output Range: 4,200 – 12,160 kW (6 – 16 cylinders)

  • Engine Configurations: Inline (6M43C, 8M43C, 9M43C) and V-type (12V, 16V M43C)

  • Fuel Compatibility: HFO (Heavy Fuel Oil), MDO, MGO and Dual-Fuel (LNG/Diesel – M43 DF)

  • Emission Compliance: IMO Tier II / Tier III (with SCR or EGR technology)

⚙️ Engine Features and Benefits

Outstanding Fuel Efficiency:
The long-stroke design and optimized combustion process deliver low specific fuel consumption (≈ 175 g/kWh) and reduced emissions.

High Power Density:
Compact design with high output per cylinder makes the M43 ideal for space-limited engine rooms in large vessels.

Reliable Operation:
Proven mechanical strength and vibration-optimized structure ensure long-term durability and stable performance under continuous load.

Flexible Fuel Use:
Available in HFO/MDO versions and as the M43 DF dual-fuel variant, allowing operation on LNG for IMO Tier III compliance.

Simplified Maintenance:
Modular assembly enables quick access to components and reduced overhaul time.

🚢 Applications of the MaK M43 Series

  • Marine Propulsion: Cruise ships, container vessels, RoPax ferries, and oil tankers

  • Auxiliary Power Generation: Large-scale marine generator sets

  • Land-Based Power Plants: Base-load and peak-load generation using HFO or gas

  • Dual-Fuel Installations: LNG-driven hybrid and coastal power solutions