While Clessie Cummins and business partner William G. Irwin didn't invent the diesel engine, they saw its budding future and in 1919 started Cummins Engine Co. The diesel engine has undergone several ...

COLUMBUS, Ind.--(BUSINESS WIRE)--Today, alongside their partners at Ram, Cummins Inc. (NYSE: CMI) unveiled the new 2025 6.7-liter Turbo Diesel Pickup engine system for Ram Heavy Duty, their most ...

No other diesel manufacturer has perfected its engine the way Cummins has, be it for industrial power generation, off-highway mining vehicles, on-highway Class 8 trucks, or our favorite-pickup trucks.

Even though the design of the new 6.7L Power Stroke and Cummins are fundamentally different, the '11 model year will mark the first time two light-truck manufacturers' diesel engines will share the ...