Here's the story of perhaps the most legendary diesel engine ever made, the Cummins 5.9L.

COLUMBUS, Ind. — Cummins Inc. (NYSE: CMI) announced today it will launch its most efficient heavy-duty diesel engine ever. As the next product in the Cummins HELM™ 15-liter fuel agnostic platform, the ...

While CNG trucks currently have higher upfront costs, they offer lower fuel and maintenance expenses, along with reduced emissions, positioning them as a viable alternative ...

Here are the best engines in 2026 for towing, fuel efficiency, and more.

Cummins has kept its headquarters in Indiana since the company's founding over a century ago, where it's brought in more than $34 billion in revenue. Much of those profits came from the sale of diesel ...

Gas versus diesel is a debate over which billions have been spent to see which is better. Famously, Soviet tanks in World War II were powered by diesel, while the Germans used gas engines. Closer to ...

Jennifer Rumsey, Cummins chairwoman and CEO, and Shawn Hricko, Cummins Jamestown Engine Plant manager, are pictured during the plant’s 50th anniversary celebration in July. P-J file photo by ...

Famous for developing and manufacturing diesel engines, Cummins has just rolled out its first gas power plant in over one hundred years. The Cummins B6.7 Octane gasoline power plant is designed to set ...

Paccar Inc. announced it will offer the new Cummins Inc. X15N natural gas engine in its Kenworth and Peterbilt truck brands. The X15N is the first natural gas engine to be specifically designed for ...

INDIANAPOLIS, Oct. 6, 2025 /PRNewswire/ -- Allison Transmission is proud to announce its 4500 Rugged Duty Series (RDS) fully automatic transmission has been successfully integrated with the Cummins ...

Cummins Inc is a leader in engine and power generation manufacturing, has shown consistent financial performance, growing at a CAGR of 13.6% since the Financial Crisis. Q2'24 results were strong, with ...