It’s been a while since two-stroke engines went the way of the dinosaurs, with them being considered too inefficient, noisy, and emission-heavy for the 21st century. It is widely believed that the ...

General Motors may not be building a bike engine, but this two-stroke concept has real potential for motorcycle engineering.

If we ran a poll on Visordown tomorrow asking if people prefer two or four-stroke engines, the ringy-dingy two-smoke would win it by a mile. And it almost seems as though engineering companies get it, ...

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 ...