Automotive giant General Motors has filed patents for a two-stroke engine of the type whose excess emissions took it off the road decades ago as a technology seen as having no future.The patent is for ...

In 2002, Honda introduced the RC211V motorcycle to MotoGP, the highest level of motorcycle racing in the world. The bike was a response to Moto GP's changing rules and replaced Honda's previous ...

Aaron, a 27-year automotive technician and lifelong car enthusiast, attended Specs Howard School of Media Arts and learned the fundamentals of digital video and editing, shot composition and writing.

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 ...

It looks like GM is working on modernising two-stroke engines by tackling their emissions problem. This could open a whole new chapter for internal combustion. It’s been a while since two-stroke ...

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 ...

One of the most significant contributions in the history of propulsion technology came from a 19th-century engineer named Rudolf Diesel. While his idea was patented in the 1890s, it wouldn't be until ...

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, ...

Everllence has unveiled its new, dual-fuel ME-LGIA (-Liquid Gas Injection Ammonia) engine. Using the Diesel principle and the well-known, dual-fuel liquid gas injection concept, the ME-LGIA engine has ...

Swiss marine power company WinGD will offer the first ethanol-fueled two-stroke marine engine next year, with deliveries for newbuild and retrofit applications starting in 2027. The announcement ...

Those of us who rode and experienced two-stroke motorcycles between the '70s and early '00s hold a common memory, usually accompanied by an expletive. It is of the moment a two-stroke motorcycle hit ...

I have been recovering from a stroke for the past 16 months. I wrote about having a stroke three months after that event and was optimistic that I would be typing and running or biking by now. I am ...