Propulsion Engines & Gensets Spare Parts

A liner or injector that looks right but carries the wrong mark can cost days of downtime. We cross-reference every engine spare against the original technical specification before it ships. Just send us the engine's maker, model, and serial number, and we will confirm availability and lead time before you commit to an order.

Browse by maker

Caterpillar
Founded 1925 · Irving, Texas, United States

Prominent manufacturer of high-performance medium and high-speed marine diesel engines for commercial vessels and yachts.

Cummins
Founded 1919 · Columbus, Indiana, United States

Leading global manufacturer of reliable high-speed marine diesel propulsion and auxiliary power generation engines.

Daihatsu
Founded 1907 · Osaka, Japan

Prominent Asian manufacturer specialized in highly durable, medium-speed four-stroke marine diesel auxiliary and propulsion engines.

Deutz MWM
Founded 1864 · Cologne, Germany

Medium and large marine diesel engines, historically built under the Deutz/MWM name.

GDF
Founded 1911 · Guangzhou, China

The largest manufacturer of medium-speed marine diesel engines in Southern China, heavily utilized in regional commercial fleets.

Guascor
Founded 1966 · Zumaia, Spain

European manufacturer known for robust, high-reliability medium and high-speed diesel and gas engines for fishing fleets, workboats, and power generation.

Hanshin
Founded 1918 · Kobe, Japan

Renowned Japanese manufacturer of low-speed, high-torque two-stroke and four-stroke propulsion engines for coastal vessels.

Hyundai HiMSEN

Medium-speed marine diesel and dual-fuel engines from Hyundai's HiMSEN range.

MaK
Founded 1948 · Kiel, Germany

World-class brand specializing in heavy-duty, medium-speed marine four-stroke diesel and dual-fuel engines for large commercial ships.

MAN B&W
Founded 1898 · Augsburg, Germany

Global market leader in maritime engineering, renowned for designing world-class marine propulsion engines and high-performance integrated turbocharging systems for the commercial shipping industry.

Mitsubishi
Founded 1884 · Tokyo, Japan

Designs and manufactures reliable marine diesel engines, including the prominent proprietary UE engine series.

MTU
Founded 1909 · Friedrichshafen, Germany

Premier global manufacturer of high-tech, high-speed marine diesel propulsion systems for yachts, naval vessels, and fast ferries.

Niigata
Founded 1919 · Tokyo, Japan

Pioneering Japanese manufacturer specialized in high-efficiency medium-speed four-stroke marine propulsion engines, marine gensets, and Z-Peller azimuth thrusters.

SEMT Pielstick
Founded 1946 · Saint-Nazaire, France

Legendary developer of high-power, medium-speed four-stroke diesel engines widely licensed for naval and merchant vessels.

Sisu Diesel
Founded 1943 · Nokia, Finland

Manufactures reliable, compact high-speed diesel engines commonly utilized for light commercial marine vessels and marine generators.

Stork Werkspoor
Founded 1865 · Utrecht, Netherlands

Historic developer of heavy medium-speed marine engines whose classic legacy models are supported within the global merchant fleet.

Sulzer
Founded 1834 · Winterthur, Switzerland

Pioneering developer of massive two-stroke low-speed marine propulsion engines dominant across the global container shipping fleet.

Volvo Penta
Founded 1907 · Gothenburg, Sweden

World leader in premium high-speed marine propulsion systems, renowned for the innovative IPS pod drives and light commercial engines.

Wärtsilä
Founded 1834 · Helsinki, Finland

Global leader in marine propulsion systems, lifecycle solutions, and high-efficiency medium-speed four-stroke engines.

Yanmar
Founded 1912 · Osaka, Japan

Major Japanese industrial conglomerate renowned for manufacturing highly durable medium- and high-speed commercial marine engines, auxiliary gensets, and its own integrated reciprocating starting air compressors.