The Napier is a complicated extrapolation of a basic opposed-piston engine. Your average “engine” has cylinders and pistons ...

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Explore the iconic five-cylinder engine, from Audi Quattro to RS3, known for its unique sound, power, and racing heritage.

Australia's new-vehicle market is becoming increasingly more efficient, as carmakers downsize the size of their engines – both in capacity and cylinder count.

The problem, though, was its 2.0-liter four-cylinder engine. Yes, it's the most powerful four-banger in the world, but it's replacing what was a wonderful V8. Not everyone was ready.

Cummins Inc. (NYSE:CMI), and key technology partners have celebrated the completion of a joint project to develop hydrogen internal combustion engine technology for commercial vehicles.

AMG C63 facelift will reportedly feature a new plug-in hybrid powertrain with a six-cylinder engine. It would replace the current turbocharged 2.0-liter four-cylinder that produces a combined 671 hp.

Restoring hydraulic cylinders in heavy machinery involves a detailed process to bring back their functionality. First, the cylinder is disassembled, with careful inspection of parts for wear or ...