Q. What is a Hemi? A. The design of the combustion chamber influences how well an engine breathes–how efficiently the air/fuel mixture enters and the exhaust gases depart. The combustion chamber also ...

This paper describes a variable-throat combustion chamber developed by I.F.P. and the Société d'Etude des Machines Thermiques. The chamber seems to offer advantages in overall efficiency with a ...

The Chrysler Hemi motor is a 90-degree pushrod V8, ranging in capacity from 3.9L to 6.4L, and with either natural aspiration or supercharging. The name “Hemi” has been applied to this family of ...

In its purest form, an engine is nothing more than an air pump; it takes in air and then returns it, although in a slightly modified form. Maximizing an engine's ability to process air will also ...

Flame of a jet-stabilised combustion chamber system in the HBK-S high-pressure combustion chamber test rig Even under the changed framework conditions of the energy transition, combustion remains an ...

It's only natural for minds to run to Chrysler when the word "hemi" comes up in conversation. While Chrysler didn't invent the hemispherical combustion chamber engine, with that honor going to Allie ...

Aside from a large camshaft, cubic inches, and lots of fuel, compression is the element that allows power to be formed. It’s the massive amount of squeeze being placed on the fuel and air, which in ...

Automotive performance pistons are manufactured in flat-top, dome or dish configurations—but such a variety in crown design doesn't suggest that engine builders will always have a choice. "Piston ...

Part 2 Of Our Cylinder Head Roundtable. Our All-Star Cast Of Experts Chime In On The Most Intriguing Aspects Of Cylinder Head Port Design. The intricacies of airflow dynamics through a cylinder head ...