Hirth Engines GmbH

Hirth Engines GmbH makes two stroke engines for unmanned aircraft, light sport aircraft and other uses. The site says it has nearly a century of history rooted in aviation and expects to mark 100 years within two years.

Uses listed are light sport aircraft, para and motor gliders, unmanned aerial vehicles, hovercraft and airboats, and two stroke go karts. The home page is built around Hirth for unmanned systems. It calls reliability, performance and flexibility the main traits of its engines.

The 3507 is a heavy fuel engine. It is water cooled, reed valve controlled, with two cylinders in line and air assisted direct injection. The site says it has a high power to weight ratio and a long range, and that it is NATO compliant. It names maritime, military and civilian machinery as uses.

The site shows customer stories from UMS Skeldar, Windracers, Shield and RUAG. The company says its engines are used by professionals around the world. It states that service and support are a required part of its standard offer.

Company pages describe production focused on precise work, plus research and development on heavy fuel compatibility and custom versions for each client. The company page also covers its credo, production, research and development, and innovation. A careers page and a phone number are listed.