Editor’s Note: This article previously appeared in a different format as part of The Atlantic’s Notes section, retired in 2021. In response to the item immediately below, which kicked off this Thread, ...

Two-stroke engines were phased out by tough pollution laws and fuel economy targets, but they could be making a comeback with KTM, Honda and boutique builders. KTM and Honda have both registered ...

WinGD’s new ethanol engine, to be available for newbuilds and retrofits, is based on technology from its X‑DF-M methanol ...

Diesel is dead? Not quite yet. Achates announced Friday that it has produced a heavy-duty, two-stroke diesel engine with near-zero emissions that costs less than a conventional engine and is expected ...

Conventional wisdom suggests that our faithful internal combustion (IC) engines are heading the way of the buggy whip. The lithium-ion battery has arrived, emissions standards are tightening, and ...

Anyone who appreciates simplicity of design and efficiency of operation has to like small two-stroke-cycle engines that power construction tools such as cut-off saws, rammers and breakers. Producing ...

The first Everllence TCT turbocharger to be produced under license in Japan – a TCT40 unit — recently rolled off the ...

Detroit Diesel was one of GM's most successful divisions for a while, but unfortunately, it had to be sold. Who owns Detroit ...

The defining characteristic of a two-stroke engine is to fire (combust) every time the piston is at top dead center. This makes them highly power dense, but also notoriously makes two-stroke engines ...

Dim’s fascination with cars began when he was just six. Born into a family of car enthusiasts and racing drivers, he started learning basic mechanics and driving from an early age. While he loves ...