Cummins 14.3L Ace engine is one of the most powerful engines out there, powering U.S. tanks. That said, its unique design may surprise you.

The 4-stroke Detroit Diesel engine ended up ... the newer bus designs from MCI replace the Detroit Diesel engine and use one from Cummins instead. There are still used versions of the Crusader ...

Weak global heavy-duty truck market demand plus a reorganization of the Accelera decarbonization technology unit hurt Cummins ... duty engine sales, the company said, slumped 27.4% to 36,000 ...