MARINE ENGINES

From rescue operations to advanced USVs, a STEYR SE 6-cylinder diesel marine engine delivers outstanding power density, fuel efficiency and dependable performance when reliability matters most.

Designed for demanding commercial, governmental and recreational applications, the SE series combines a remarkably compact footprint with an exceptional power-to-weight ratio. This results in a marine engine that offers impressive performance without compromising valuable onboard space.

Available in outputs ranging from 120 HP to 300 HP, the STEYR SE range is trusted worldwide in workboats, patrol vessels, rescue boats, pilot boats, leisure craft and many other professional marine applications.

Are you interested in our STEYR SE 4-Cylinder engines? Click here.

To meet today’s environmental standards, STEYR MOTORS developed the SE126, SE156 and SE186. A STEYR marine engine is fully EU Stage V compliant, ensuring it meets the latest emission regulations while maintaining the performance, efficiency, and reliability STEYR is known for.

Whether you’re building a new vessel or repowering an existing one, the STEYR SE series offers a future-ready propulsion solution engineered for long service life and low operating costs.

* Power output and speed are average values. Torque is stated as the maximum value, and the weight shown refers to the dry weight of the engine.

Our specialists are happy to help you select the ideal configuration for your application.
Contact us for expert advice, technical information or a tailored quotation.