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A legacy of excellence. A commitment for the future.

The first Detroit Diesel 2-Cycle engines started rolling off the line over 70 years ago. Since that time, 3.5 million engines have been produced for applications from construction to defense to marine. Today, those legions of Detroit Diesel 2-Cycle engines are the focus of our continued commitment to provide parts, service and support for the long term.


  • 3.5 million Detroit Diesel 2-Cycle engines built since 1940
  • Nearly 500,000 still in operation around the world
  • Nearly 2,000 service locations to keep your equipment up and running
  • Over 2,500 factory-trained technicians
  • Replacement parts stocked and ready to cover all your needs

Explore 2-Cycle products, history and stories here.