Car Engine Types

The types of engines you'll learn about in this section include diesel, rotary, HEMI, stirling and quasiturbine, to name a few. You'll also see photos and animated images of the technologies we explore.

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Chevy 409-cid V-8 Engine

The high-revving 409 Chevy V-8 was a favorite of racers and hot rodders. Its most glamorous home was in the lmpala Super Sport. The 409 was the standard-bearer in full-size Chevys until 1965. Learn more about it.


Did cars ever have external combustion engines?

Most modern cars and trucks are powered by an internal combustion engine. But was there ever a time when vehicles were powered by engines that required an external source of heat?

Inside an Opposed Piston Opposed Cylinder (OPOC) Engine

Do you know how Opposed Piston Opposed Cylinder (OPOC) engines work? Check out this amazing graphic that explains how OPOC engines work!

Inside a Sleeve Valve Engine

Do you know how sleeve valve engines work? Check out this amazing graphic that explains how sleeve valve engines work!

5 Benefits of Beltless Engines

Look under the hood of most cars and you'll probably find one or more pulley-driven belts. But if one of those engine belts break, your car can suddenly become undriveable.

How to Make a Coke Can Stirling Engine

With a simple soda can and a handful of basic tools and accessories, it's possible to make one of the first commercially viable engines ever made. Find out what makes a Coke can Stirling engine chug away.

How does an electric water pump benefit your engine?

The traditional water pump is a relatively simple, belt-driven component. But could an electric water pump be more efficient and more in tune with your engine's specific cooling needs?

How the Hüttlin Spherical Engine Works

It may take a bit of time to understand how this ball gets rolling; but once you get it, you'll see how it just might take hybrid auto engineering to the next level.

How Sleeve-valve Engines Work

The sleeve-valve engine may have already been dismissed as a historical relic; however, at least one company is seeking to bring the sleeve-valve engine back into action -- with a few modern twists.

How Opposed Piston Opposed Cylinder (OPOC) Engines Work

Internal combustion engines aren't going away anytime soon. And since a practical alternative can't be ready for use within the next few years, we need a better internal combustion engine in the meantime.

How the Wave Disk Generator Works

The wave disk generator is a propulsion system that could revolutionize the way we move our vehicles. But we've all heard that before, right? So what makes this one so special?