As the United States marks its 250th anniversary, WTOP presents “250 Years of America,” a multipart series examining the innovations, breakthroughs and pivotal moments that have shaped the nation ...

NOTE: With this issue of HOT ROD, your Shop Series begins a slightly different and more comprehensive approach to the discussion of engine and vehicle basics. In the coming months, you'll find a frank ...

PHINIA highlights hydrogen combustion technology and fuel systems at ACT Expo 2026, focusing on practical emissions reduction ...

Camshafts are one of the most confusing components in an internal combustion engine. What makes those lumpy bumpsticks even more confounding is the sheer number of grinds available, and then multiply ...

Internal combustion might as well be wizardry to me. I have a basic idea of how engines work and I’ve been wrenching on them since I was a teenager, so I get the gist of it, but my feeble brain still ...

Internal combustion engines are literally the engines of the modern world. Without the invention of these genius mechanical creations, our world would be markedly different and the pace of life would ...

Ford once sketched a road where an engine's pistons never saw oil and engines ran hotter on purpose. In a late‑1980s patent application filed and granted in Europe, the company described an "uncooled ...

We all know how a conventional internal combustion engine works, with a piston and a crankshaft. But that’s by no means the only way to make an engine, and one of the slightly more unusual ...

The electric vehicle revolution gets all the headlines, and perhaps for good reason. What nobody mentions is that the global internal combustion engine market was valued at around $280 billion in 2024 ...

It's been a long time since the automotive world has bothered with the mixing of oil and gas of the two-stroke combustion cycle — but soon, it may come time to rid ourselves of four-stroke engines, if ...