In a conventional application, there are three rings per piston. The top ring is called the compression ring. Its purpose is to seal the combustion gas pressure, transfer heat from the piston to the ...

In an effort to increase the basic understanding of automobile technology for those new to the hot rod world or those who have been involved for a while but don't have a good foundation of knowledge.

The team at Garage 54 replace aluminum pistons inside of an engine with custom-made plastic pistons. The engine, surprisingly, runs for longer than it has any right to run. Garage 54 specializes in ...

We know gasoline is flammable. It burns. And we know gasoline creates heat energy when it ignites. Heat created by the igniting gasoline and air mixture is what gives us the power necessary to propel ...

Shaking engines aren’t desirable, so we try to remove these forces. It’s easy to understand that as the piston comes to the top and stops, it sends an upward force, called a primary force.

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

If you are a motorhead, an unusual engine will immediately get your attention. Most vehicles today have either an inline or V-shaped configuration, so anything peculiar will immediately stick out. If ...

Building an engine yourself is something every hot rodder should try at least once. As gratifying as that experience may be, the smart hot rodders among us will simply order up a crate engine the ...