Viola, a rudimentary depiction of the boxer engine layout. You can see why it's also known as the horizontally ...

Quantifying this, the company claims a 2.7-liter three-cylinder opposed-piston engine has 60 percent fewer parts than a similarly sized supercharged V6, a reduction that could also lower costs by ...

While most engines made in the last 100 years have adhered to the standard single-piston per-cylinder design, the TS3, also known as the "Commer Knocker," is an exception. The opposed-piston ...

Sometimes called a pancake or boxer engine, a flat-twin incorporates horizontally opposed cylinders, but that isn't the only way to set up a twin. Parallel twin-cylinder engines are similar to the ...

Basically, two opposed pistons are rigidly connected ... The S415 shown is the middle child in a family of two, four, or eight-cylinder engines configurable as naturally aspirated with port ...