Check out this engine compression test, leakdown, and bubble tests. Read more only at www.highperformancepontiac.com, the official website for High Performance Pontiac Magazine!

Some engines use a spark to ignite their fuel, and others rely on compression. What does all of that mean? And how do the two kinds of engines differ?

Increasing an engine’s compression ratio is a proven way of unlocking extra horsepower, but there’s a point of diminishing returns. The team at Garage 54, the Russian mechanics who built a V16 ...

The easiest way to compression-test an engine is with the engine installed in a running car. A compression test can be done outside the car, but it's harder and requires some extra tools and parts.

The majority of modern cars run on a combustion engine, patented way back in 1876. Here are the different types of combustion engines and how each one works.

A failed Chrysler Pacifica engine highlights how poor repair practices—grinders, sealant, shortcuts—can doom an otherwise ...

Internal combustion (IC) engines play an important role in the global economy by powering various transport applications. However, it is a leading cause of urban air pollution; therefore, new ...