Chrysler may have trademarked HEMI, but the Detroit carmaker did not invent hemispherical engines, which appear in numerous ...

Before we give up the goodies, we need to explain what "hemi" means, because there's some nuance to the hemi code. If you are, say, a copy editor forHOT ROD, a "hemi" refers to a type of engine with a ...

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 ...

One of the common criticisms we hear concerning street rod construction is how boring it is to see a small-block Chevy under the hood of just about everything with wheels. Of course, the other common ...

Stellantis, the parent company of Chrysler and RAM, caused quite a ruckus in 2024 when it announced it would discontinue the legendary HEMI engine in its RAM trucks. However, the blowback from this ...