The new contract covers the Post-Critical Design Review phase of the B-52 Commercial Engine Replacement Program, which will replace the TF33 engines with the new F130s. The U.S. Department of War ...

Everllence has confirmed the running on ethanol, at all load points, of its 21/31 dual-fuel engine at test facilities in Frederikshavn, Denmark. Everllence pioneered the two-stroke methanol-burning ...

Everllence’s medium-speed, dual-fuel model 21/31 engine was sucessful in tests at all load points Danish engine maker Everllence has undertaken successful testing of ethanol as a fuel at all load ...

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 ...

I’ll admit it. I didn’t like Mayor Christie Holman at first, but the writers of Murder of a Small Town knew how to balance her antagonistic side with her concerned mother side. That made her more ...

GM is developing an all-new sixth-generation small-block V8 family, with strong indications it will launch in two displacements: 5.7L and 6.6L. The 5.7L version is aimed at volume models like the ...

Toyota isn’t letting a few development hiccups get in the way of its plans for a new mid-engined model. Months after reports surfaced that the carmaker had run into significant issues with its GR ...

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, ...