Hemi surface area is smaller than that of a flathead engine, so less heat escapes during combustion – and hotter fuel burns better. And because they're positioned on opposite sides of the chamber, the Hemi valves can be bigger than on previous models, which put them side by side.
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The word "hemi" is a shortening of the word "hemispherical," and as it relates to engines, means a type of engine that has a hemispherically shaped combustion ...
First, let's talk about the many advantages. The Hemi engine, by design, does a better job of burning all the fuel in the cylinder. Also, because of its design ...
Dec 1, 2021 · A “hemi” engine is a combusition engine whose combustion chambers are hemispherical. A V engine is a combustion engine whose cylinder banks are ...
Mar 10, 2019 · So they aren't really a Hemi compared to the Gen II but overall they're better engines for what most people are using them for. Upvote 3
Jun 23, 2020 · Here's some information about the Hemi engine: The Hemi engine is named for its hemispherical cylinder head. It provides an efficient combustion ...
Nov 30, 2022 · It's principle is the same as any IC engine. It has hemispherical headers rather than flat ones, Meaning that the top of the combustion chamber ...
Nov 28, 2023 · HEMI engines deliver unmatched power and performance because of their specific design, setting them apart from conventional ones.
Jul 30, 2018 · Power: A HEMI® engine will offer drivers in Lafayette more horsepower while burning fuel more efficiently thanks to the combustion design.
Mar 2, 2013 · The new HEMI doesn't have hemispherical chambers, they more resemble a pent-roof because a truly hemispherical chamber is an emissions disaster.