In the case of the Achates Power two-stroke diesel engine, less is more. For the last 14 years, the San Diego-based company has been busy working to improve the opposed-piston engine with one of its ...

Cummins Inc. signed a $47.4 million contract to develop and demonstrate a technologically advanced engine for the next generation of U.S. combat vehicles. The National Advanced Mobility Consortium ...

Cummins Inc. has landed a $47.4 million contract from the National Advanced Mobility Consortium to develop a revolutionary new type of diesel engine for the U.S. Army that promises to be lighter and ...

An OP can be configured and packaged to fit the vehicle it’s intended for. For trucks, the cylinders are likely to be vertical or slanted. Photo: Achates Power Security’s tight at Achates Power Inc.

Cummins Advanced Combat Engine could become a common powerplant for the US Army combat vehicles from the Bradley to the Abrams. (Janes/Dan Wasserbly) Cummins Advanced Combat Engine (ACE), an ...

Sometimes, the terms boxer engine and flat engine are used interchangeably, even though the two are not the same. What's the ...

A demonstration project is working on a radically different commercial diesel engine that emits much less, burns less fuel and produces more power. A California project is working to produce a ...

Although there is a lot of focus these days on alternative power systems such as batteries and fuel cells, internal combustion engines will continue to play an important role in heavy-duty ...