Though they're the only engines officially named after their hemispherical combustion chambers, Chrysler's legendary V8s aren't the only mass-produced automotive engines to feature this technology.

While carbon buildup happens on essentially all engines, gasoline, diesel, N/A, or boosted, it's an increased concern in GDI engines. Standard Electronic Fuel Injection features injectors higher in ...

HEMI crate engines available for under $4,000 include remanufactured 5.7-liter HEMI long blocks and refurbed 5.7-liter ...

It's only natural for minds to run to Chrysler when the word "hemi" comes up in conversation. While Chrysler didn't invent the hemispherical combustion chamber engine, with that honor going to Allie ...

HOT ROD’s archives are chock-full of brilliant tech reports that truly are timeless. This one, drafted by Jim McFarland for our February 1972 issue, provides an extensive look at how important airflow ...

However, not all innovations are equal, and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

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

Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

A vital piece of gas engines, combustors -- the chambers in which the combustion powering the engine occurs -- have the problem of breaking down due to fatal high-frequency oscillations during the ...