The history of the first Hemi engine from Dodge is pretty straightforward, but it turns out that the tale behind the first engines with hemispherical combustion chambers requires going down a much ...

Thanks to the original Mopar muscle cars from the ‘60s and ‘70s, as well as the Hellcat-powered beasts of today, the HEMI moniker has become almost synonymous with the American V8 engine all across ...

Chrysler vehicles have long been renowned for their Hemi V8 engines, which are legendary for their power and performance. Remember the silly “That thang got a Hemi innit?” commercials from the aughts, ...

What is the history and significance of Hemi engines in Dodge's legendary muscle cars? We have all the answers.

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.

The Chrysler HEMI is as American as engines get, but the U.S. doesn't have a monopoly on the hemi. Automakers from other nations have built hemis too.

For decades Chevy racers and engine builders have known in their hearts that the venerable Chrysler Hemi combustion chamber design with huge intake and exhaust ports and valves was more efficient, and ...

Charting 70 years of Chrysler Hemi dominance at the track and on the street. While many manufacturers have toyed with building engines with hemispherical combustion chambers, only Chrysler (now ...

Hemi engines aren't perfect. Sorry. Half-grapefruit-shaped combustion chambers sure do let designers increase valve sizes, and in the larger displacement Hemis, these valves could probably pass golf ...

A hemispherical combustion chamber is a type of combustion chamber in a reciprocating internal combustion engine with a domed cylinder head. The hemispherical shape provides a number of advantages ...