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 ...

Combustion-Pele has come a long way in the seven years of ECP, gradually increasing its capability to achieve unprecedented simulations of combustion. Exascale systems such as Frontier will allow the ...

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 ...

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 ...

Chevy has employed a number of engine series over the years, each intended to improve on its predecessors. What does its ...

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 ...

Most aspects of a cylinder head are relatively straightforward and easily grasped. Valve size, deck thickness and combustion chamber volume are often topics of discussion and qualify the design's ...

The unique style of Subaru boxer engines might seem like they need unique forms of maintenance. Here's how their maintenance needs differ from other engines.

Automakers spent the past decade promising an all-electric future, yet the market is now rewarding companies that keep refining combustion engines instead of abandoning them. Behind that pivot sits a ...

Production cars have come a long way since the invention of the combustion engine, and car manufacturers have always sought to innovate and push the limits of what is possible. An area of particular ...