This story appears in the March 14 print edition of Transport Topics. Truck and engine maker Navistar Inc. has taken a new tack in its drive to offer new motors, joining a company that had developed a ...

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 ...

1. EcoMotors is developing high-efficiency engines — specifically the unique opoc (Opposed Piston Opposed Cylinder) engine — for use in cars, light trucks, marine applications, agricultural vehicles, ...

Several organizations, encompassing companies, research labs, and academia, have formed the Hydrogen Opposed Piston Engine Working Group, a collaborative forum to advance sustainable transportation ...

In this video, I take on an exciting engineering challenge: combining two internal combustion engines into a single ...

Terry Knight, from Engineering TV, and I had an interesting time at the Military Vehicles Exhibition and Conference (MVEC) this week. There were plenty of connectors, electronics and simulators at the ...

Achates Power and Aramco Services recently announced they will put a Ford F-150 on the road with a novel opposed piston engine under the hood, hoping to prove this exotic engine design is the future ...

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, ...

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 ...

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 ...

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 ...

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 ...