During the golden age of muscle, the 426 HEMI was fitted into the engine ... started experimenting with hemispherical combustion chambers during the Second World War in an attempt to create ...

The 426 Street Hemi ... the legend of Chrysler Hemi engines. Chrysler had, for whatever reason, discontinued their powerful FirePower engines with hemispherical combustion chambers in 1958.

Most people would choose their car's engine for its horspower or torque, or maybe the sound it makes. That stuff is great, ...

For ’72, the 351 V8 got flat pistons and larger combustion chambers to lower compression, but the engine was essentially the ...

Big-block V8 engines have long been at the heart of American muscle car performance. Some of these engines became ...

Unlike its namesake, the Dodge Hellcat, introduced in 2015, is powered by a 707-hp supercharged 6.2-liter HEMI. The final six letters of the Hellephant name are a callback to the 426 HEMI ...

Luxury automakers have been chasing total fuel burning in their combustion engine chambers for decades, employing multiple techniques and tweaks to the traditional spark plug over the years to ...

It’s funny how hearing certain names and numbers instantly evokes a flood of fond memories for avid muscle car lovers, especially for lucky enthusiasts who were in their late teens and 20s in th ...

The Legacy of Hemi V-8 Engines Hemi engines have a storied past, characterized by their distinctive hemispherical combustion chambers, which contribute to higher power output and efficiency. The Hemi ...

Adding ethanol to a gasoline blend increases its octane rating, meaning it is more resistant to engine knock, or the premature detonation of fuel in the combustion chambers. This allows engine ...