MaK

MaK Engines

MaK, part of Caterpillar Motoren GmbH & Co. KG, is a world leader in medium-speed marine diesel and gas engines, widely used in commercial shipping, ferries, offshore vessels, and power plants. Known for their fuel efficiency, long service intervals, and robustness in continuous operation, MaK engines remain the preferred choice for heavy marine propulsion and auxiliary power generation worldwide.

At AMS Parts, we supply genuine and OEM spare parts for the full range of MaK medium-speed engines. Whether you operate a container vessel, ferry, cruise ship, or power plant installation, our parts are matched to your exact engine model and build specification.

Supported MaK Engine Series

We cover all major MaK engine platforms used in marine and industrial sectors:

Marine Propulsion & Auxiliary Engines

• M20 Series – M20C, M20B
• M25 Series – M25C, M25B
• M32 Series – M32C, M32E
• M34 Series – M34DF (dual fuel)
• M43 Series – M43C
• M46 Series – M46DF, M46C
• M50 Series – M50DF (dual fuel)
• M60 Series – M601, M601C (legacy series)

Power Plant Engines (Industrial / CHP Applications)

MaK M20, M25, M32, M43 adapted for generator applications

Gas & Dual-Fuel Variants – for LNG, biogas, and combined heat & power (CHP)

These engines are typically found in:

• Merchant shipping (bulk carriers, container vessels, tankers)
• Ferries & cruise ships
• Offshore support vessels (OSVs, drilling rigs)
• Land-based power generation (CHP, standby plants)

Parts We Supply

We supply a wide scope of spare parts for MaK medium-speed engines, including:

• Full Engine Overhaul Kits
• Pistons, Cylinder Liners, Rings & Bearings
• Cylinder Heads & Gasket Sets
• Turbochargers & Exhaust Components
• Fuel Injection Pumps, Injectors, Fuel Lines
• Oil Pumps, Water Pumps, Cooling Systems
• Camshafts, Crankshafts, Valve Train Assemblies
• Sensors, Switches, Solenoids
• Control Panels & Engine Electronics
• Dual-Fuel & Gas Engine Components (injectors, mixers, spark plugs)

All parts are serial-number matched to ensure correct compatibility with your MaK engine.

Applications We Support

AMS Parts supplies MaK engine spares for:

• Marine Propulsion Systems (main engines for cargo, tankers, cruise, ferries)
• Marine Auxiliary Power Units (gensets, shaft generators)
• Offshore Platforms (rigs, OSVs, supply vessels)
• CHP and Industrial Power Plants (using diesel, heavy fuel oil, or dual fuel)

Genuine & OEM Only – No Aftermarket

At AMS Parts, we focus exclusively on genuine and OEM MaK engine parts. We do not deal in aftermarket components — ensuring that operators benefit from full reliability, manufacturer-quality performance, and compliance with international maritime and industrial standards.

Need parts for a specific MaK engine? Contact AMS Parts for quotes matched to your engine’s serial number or application.