It's the Achates opposed-piston (OP) engine, a prototype of which was shown in a Ford F-150 pickup at the 2018 Detroit auto show.

The Achates Power opposed-piston engine I saw in the Calstart webinar was a heavy-duty diesel for use in 18-wheelers. The 10.6-liter three-cylinder (with six pistons) makes 400 hp at 1700 rpm and ...

The opposed-piston motor has been around for almost 100 years, but it's never been put into a land vehicle before, until now. Here's what you need to know.

Introduced since the early 1880s, the opposed-piston (OP) engine is nothing new. In a nutshell, it typically use two pistons fitted at each end of a shared cylinder head, facing each other.

Working with engine manufacturers worldwide, Achates Power is intent on bringing the opposed-piston engines to market. It is currently working on 2.7, 5, 10, 14, and 200L engines for different ...

opocエンジン (Opposed-Piston Opposed-Cylinder Engine)は、1つのシリンダの中に2つのピストンを持ち、燃焼室の両側でピストンが動く方式。

An opposed-piston engine is a two-stroke engine with separate oil flow. It has no cylinder heads and no valves, both sources of considerable loss of heat and power in conventional combustion engines.

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 ...

The two-stroke cycle used by opposed-piston engines fell out of favor with passenger cars in the 1970s. That was because of acrid exhaust that mixed combustion leftovers with engine oil.