Honda’s best-selling adult entry enduro bike, the CRF250F, gets a major redo and more power in the all-new CRF300F.

In terms of cargo space, the Corolla Hatchback has only 17.8 cubic feet. If you replace the spare tire with a tire repair kit ...

The 1958 DKW 3=6 looked like a modest family saloon, but its engineering was a quiet rebellion against four-stroke orthodoxy.

Instead, Ferrari has deliberately prioritized the core principles that have defined its most enduring GT icons: elegant ...

The 6.4-liter and 6.7-liter Power Stroke Diesel engines are different sizes and made by different manufacturers -- one by ...

The first platform using DBSCAN-based point reconstruction to capture authentic handwriting and replay it as smooth, color-coded animated video. Handwriting is procedural — it’s not just what you ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way. Honda pioneered oval piston technology in the 1970s for four-stroke racing ...

Porsche has patented a revolutionary new engine with a six-stroke combustion cycle. Essentially, the engine is combining both a two-stroke and four-stroke engine into one, taking the individual ...

Gearheads and faithful Jalopnik readers already know the basics of an engine's bore and stroke, but for those that might be new here, let's dip our toes in the shallow end. An engine's bore refers to ...

GM has filed a patent application for a two-stroke engine valve system. The patent application is tagged with patent number US 2025/0354528 A1 and was filed with the United States Patent and Trademark ...

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, ...