Camless engines are a fascinating and innovative aspect of automotive engineering. They offer a new approach to managing valve operations, which in turn could significantly alter the landscape of car ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

Modern internal combustion engines — including those that run on diesel fuel — require a lot of special parts and systems to prevent dumping excess emissions into the atmosphere. Not only are those ...

General Motors’ all-new 3.9L V6 has been honored with a Breakthrough Technology award by Popular Mechanics for its innovative use of variable valve timing in an overhead valve engine. For ages GM has ...

A YouTuber by the name of Wesley Kagan has converted a junkyard Miata engine to run with Koenigsegg’s Freevalve technology. He has attempted this before on a single-cylinder Harbor Freight Predator ...

It’s a dedicated hacker who has the patience to build an engine from scratch. And it’s a borderline obsessed hacker who does it twice. [Meanwhile In the Garage] is of the second ilk, and in the video ...