The term Hemi used to be synonymous with performance, and Ford's new 1.6-liter 4-banger may soon renew that association compound valve hemispherical (cvh) engine The Ford Compound Valve Hemispherical ...

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 ...

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 HEMI engine is named after the engine's hemispherical shaped piston heads. While Chrysler brands popularized and trademarked the name, HEMI-style engines were developed in the early 1900s. The ...

In gearhead terminology, the word hemi refers to the generally hemispherical shape of an engine's cylinder head combustion chamber. In the truest sense of the word, no automobile engine actually has a ...

Based on the bones of Chrysler’s first-generation Hemi engine from 1951 to 1958, HOT ROD had a pretty good sense that the new version from 1964 was going to kick ass. Today’s muscle car aficionado is ...

Fantastic sound. The smell of burnt rubber. Ridiculous power. Chrysler's HEMI V8 family had all of these traits since the first 331-cid (5.4-liter) FirePower unit entered production in 1951. The ...

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 ...

The term "Hemi" has been synonymous with racing dominance since the '50s. All throughout the classic muscle car era, clear through to today, muttering the name is enough to inspire fear in the hearts ...

Chrysler is known for building Hemi engines, and it even trademarked the HEMI (all caps) name to signify to buyers that its vehicles have a unique powertrain. However, one of the interesting facts ...