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Spare Parts

15 PPM Monitoring Equipment

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Engines (4-Stroke)

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4-Stroke Engine Parts Suppliers

  • OPNCO MARINE SERVICE AND TRADING CO. logo

    Year Founded: 2021

    OPNCO MARINE SERVICE AND TRADING CO.

    OPNCO is a global marine supplier specializing in spare parts for engines, turbochargers, purifiers, pumps, compressors, hydraulics, electrical, automation, and bridge systems. Large stock in China with fast worldwide delivery. We supply genuine, OEM, and reconditioned parts for the worlds top marine brands: MAN, Wartsila, Daihatsu, Yanmar, Mitsubishi, Hyundai, MAK, Niigata, Hanshin, Deutz, Scania, Cummins, Volvo Penta, Caterpillar CAT, MTU, ABC, Detroit Diesel, SKL, ABB, Napier, KBB, MAN TCR, MET. Alfa Laval, Mitsubishi, Westfalia. Sperre, Hamworthy, Taiko Kikai, Shinko, IMO, Allweiler, Desmi, Iron, Naniwa, RWO, Heishin, Azcue, Tanabe. Bosch Rexroth, Kawasaki, Hatlapa, MacGregor, Hydrokor, Liebherr. Woodward, Siemens, Schneider Electric, Danfoss, Autronica,Fuji Electric, Mitsubishi Electric. Furuno, JRC, Kongsberg, Consilium, Tokyo Keiki, SAM Electronics, Raytheon, Navico.

    opnco.net
    info@opnco.net

    CATEGORIES:

    • Engines (4-Stroke)

    • 15 PPM Monitoring Equipment

    • AIS (Automatic Identification Systems)

    • AMS (Alarm Monitoring Systems)

    • ARPA (Automatic Radar Plotting Aids)

    • AUS (Automatic Unloading Systems)

    • Air Compressors

    • Air Starters

    • Alpha Lubrication Systems

    • Anti-Heeling Systems

      (+124)

    BRAND:

    • Zhenjiang Siyang Diesel Engine

    • Weifang Huadong Engine

    • DAF

    • DAIHATSU

    • BETA MARINE

      (+47)

    WAREHOUSES:

    • Turkey

    • United Arab Emirates

    • China

    • Cyprus

    • Germany

      (+10)

  • Veins Marine Engineering Solution logo

    Year Founded: 2010

    Veins Marine Engineering Solution VMES is a marine service company operating from Chittagong, Bangladesh, offering complete technical assistance for commercial and international vessels. Our services cover everything from propulsion system repair, hydraulic and automation diagnostics, to electrical and navigational equipment servicing. We also provide high-quality marine supplies, including safety gear and essential provisions. With practical field experience and a results-driven approach, VMES helps shipowners and operators ensure vessel performance, safety, and compliancewhether at anchorage or offshore.

    CATEGORIES:

    • Engines (4-Stroke)

    • Wiper Systems

    • Weather Radars

    • Water Jet Engines

    • Water Tube Boilers

    • Water in Oil Monitoring System

    • Water Ingress Detection Systems

    • Vibration Monitoring Equipment

    • VSAT (Very Small Aperture Terminal)

    • VRCS (Valve Remote Control Systems)

      (+168)

    CLASS APPROVED:

    IACS: ABS, RINA, ClassNK, CCS, BV, LR, DNV

    WAREHOUSES:

    • Bangladesh

  • Zephyr Group srl operates warehouses in Italy, Spain, Germany, the Netherlands, and Singapore, managing a stock of over 40 million spare parts. They supply components suitable for major engine brands like Wärtsilä, MAN, Sulzer, MAK, SEMT Pielstick, and Bergen.

    CATEGORIES:

    • Engines (4-Stroke)

    • BWTS (Ballast Water Treatment Systems)

    • Centrifugal Pumps

    • Engines (2-Stroke)

    • Fire Tube Boilers

    • Gas Engines

    • Gearboxes & Planetary Reduction Systems

    • Gear Pumps

    • Governors

    • Incinerators

    • Level Gauging Systems

    • Oily Water Separators

    • Piston Pumps

    • Plate Type Heat Exchangers

    • Screw Pumps

      (+2)

  • Year Founded: 1984

    Zainab Trading supplies quality-checked used and unused spare parts for marine engines, generators and other auxiliary machinery. With a sharp focus on reliability, they’ve earned the trust of over 300 clients worldwide.

    CATEGORIES:

    • Engines (4-Stroke)

    • Air Compressors

    • Diesel Generators

    • Engines (2-Stroke)

    • Exhaust Gas Turbochargers

    • Filters

    • Machinery Couplings

    • Refrigeration Systems

  • Xing Yuan (Singapore) Pte. Ltd. supplies OEM spare parts for marine engines and other ship machinery, ensuring high-quality products with timely delivery..

    CATEGORIES:

    • Engines (4-Stroke)

    • Fresh Water Generators

    • Oily Water Separators

    • Plate Type Heat Exchangers

    • Purifiers

  • Year Founded: 1987

    With over 35 years in the game, Fumar supports shipowners with a steady flow of reliable marine spare parts. Every component comes with proper documentation and has been handpicked for performance.

    CATEGORIES:

    • Engines (4-Stroke)

    • Boat Engines

    • Centrifugal Pumps

    • Diesel Generators

    • Gear Pumps

      (+2)

  • Year Founded: 2009

    With over 15 years of experience, Sea City Marine supplies a wide range of spare parts sourced from dismantled ships and certified stock. Their team handles both routine orders and urgent supply needs with fast response and practical support.

    CATEGORIES:

    • Engines (4-Stroke)

    • Air Compressors

    • Communication Equipment

    • Diesel Generators

    • Engines (2-Stroke)

    • Exhaust Gas Turbochargers

    • Fire Tube Boilers

    • Fresh Water Generators

    • Water Tube Boilers

  • Year Founded: 1960

    With more than 60 years of experience, Karberg & Schmitz GmbH supplies reliable spare parts backed by long-term technical knowledge. Their support continues well beyond delivery, helping clients keep operations running smoothly.

    CATEGORIES:

    • Engines (4-Stroke)

    • Centrifugal Pumps

    • Engines (2-Stroke)

    • Fire Tube Boilers

    • HVAC (Heating, Ventilation & Air Conditioning)

    • ICCP (Impressed Current Cathodic Protection)

    • Incinerators

    • Piston Pumps

    • PV Valves

    • Refrigeration Systems

      (+1)

  • Year Founded: 1968

    With a strong supply chain built over decades, Nagasaki Marine Service Co., Ltd. provides OEM and compatible spare parts for propulsion and auxiliary engines. Their inventory supports vessels operating across Asia and beyond, with logistics managed through agents in Korea, Egypt, and China.

    CATEGORIES:

    • Engines (4-Stroke)

    • BWTS (Ballast Water Treatment Systems)

    • Engines (2-Stroke)

    • Exhaust Gas Turbochargers

    • MGPS (Marine Growth Prevention Systems)

  • Year Founded: 2013

    With a stockhouse full of engine components, H&H supplies OEM marine spares for main engines and auxiliaries. Their sourcing network reaches across Europe and Asia, helping vessel operators replace key parts without long lead times.

    CATEGORIES:

    • Engines (4-Stroke)

    • Engines (2-Stroke)

    • Exhaust Gas Turbochargers

    • Fresh Water Generators

    • Governors

      (+2)

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