But what exactly is an HEMI engine? In 1951, Chrysler released a new V8 engine design with a special innovation. These engines had novel cylinders with heads shaped in a rounded hemisphere.

The 2007 Chrysler 300 Series is available in five different levels ... The most popular choice seems to be the 300C with its 300-horsepower 5.7L HEMI engine. The muscular 425-horsepower 300C SRT8 ...

A full-sized four-door with a heavy emphasis on premium comfort, the 2018 Chrysler 300 is offered with a 3.6-liter Pentastar V-6 engine or a 363-horsepower, 5.7-liter HEMI V-8 powerplant. Chrysler ...

Only 58 Dodge Chargers came with a 426 Hemi and a four-speed manual transmission during the 1967 model year production run ...

Since his departure, insiders at the company have blamed Tavares for ending production of the Hemi engine, saying, "Everybody wanted to keep [it]," while Tavares pushed for its removal.