The term Vortec signals that a Chevy engine is using Vortex technology, which employs a circular motion within the cylinder ...

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 ...

Volvo Trucks North America has revealed its new Variable Geometry Turbo engine. This launch is meant to pair with and improve the new Volvo VNR truck. Focusing on fuel efficiency and durability, Volvo ...

Dimpled pistons might sound strange, but some say they could be the future for diesel power. We've looked at the arguments ...

Variable cycle engine design embodies a transformative approach in aero‐propulsion, enabling engines to adapt their thermodynamic cycle to meet diverse operational demands, from fuel efficiency to ...

The quest for alternative fuel sources has captivated the automotive industry, and Toyota's recent patent for a water-cooled hydrogen combustion engine throws open a new chapter in this dynamic ...

Hydrogen combustion engines lean on existing internal-combustion technology, but they still require some technical tweaks for maximum efficiency. Engine maker Cummins recently unveiled a turbocharger ...

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 ...

Forbes contributors publish independent expert analyses and insights. I am a professor at Cal State LA and the technical director for the Hydrogen Research and Fueling Facility. We go for better ...