What if the engine of the future wasn’t just a dream, but a reality? Imagine a power source that combines the raw, exhilarating performance of a two-stroke engine with innovative efficiency, ...

A British engineering shop is busy cooking up a wicked way to get in trouble: a liter bike with 280 hp on tap that can ...

Uniflow scavenging opposed-piston (USOP) engines are different from traditional two-stroke diesel engines; it has high thermal efficiency, high power density, and good balance 1,2, suitable for road ...

Hirth Engines, a globally recognised leader in two‑stroke engine technology, and ePropelled, an innovator in high‑efficiency intelligent electric propulsion and power‑generation systems, today ...

They were fast, loud, and smoky — then gone almost overnight.

Unless you're really into dirt bikes, you probably haven't touched a two-stroke engine in decades — if you ever have. These mechanically simple motors combine the four strokes we all know and love ...

How hard could it to be to build a two-stroke internal combustion engine (ICE) from scratch? This is a challenge that [Camden Bowen] gladly set for himself, while foregoing such obvious wastes of time ...