Opposed-piston engine technology has been touted as a possible alternative to conventional engine designs for years. Now, opposed-piston engine developer Achates Power reports that its 10.6L ...

Bill Wong saw some interesting things at the Military Vehicles Exhibition and Conference (MVEC) including a quad opposed piston engine and a modular, off-road vehicle that can hit 120 mph using active ...

Horizontally-opposed engines are often referred to as "boxer" engines because the motion of the pistons sort of resembles a boxer, punching. Really, though, if any engine should be named for a boxer, ...

A pair of heavy-duty opposed-piston engines will be produced for an emissions-reduction project in California, officials with the program announced Nov. 8 at a press event in San Diego. The two 10.6L, ...

As automakers scramble to develop more efficient engines to meet increasingly tight fuel economy regulations, one company is claiming its new technology will change the auto industry. “[Our] engine ...

Can gasoline-powered vehicles be climate friendly? One company is using an old engine featuring opposed pistons to reduce fuel use. The Nazis put a similar engine in airplanes. One of the puzzles ...

It may end up being one of the most innovative engines passed over for mass production. The Achates Power 10.6-liter opposed-piston diesel engine made headlines recently for becoming the first oil ...

The world of automotive engineering is filled with innovation and experimentation, leading to some rather unusual engine designs that made it to production, albeit briefly. These engines often broke ...

Free-piston engine generators and linear machines represent an innovative departure from conventional rotary systems, offering high thermal efficiency and operational flexibility by eliminating the ...

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 ...

At a time when heavy-duty internal combustion is frequently castigated in the shadow of zero-emission all-electric and fuel cell powertrains, a leading non-profit clean transportation group is ...