You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

The 2018 Volkswagen Tiguan crossover has a new 2.0-liter turbocharged EA888 engine using a "B-Cycle" combustion method, a variation of the Miller Cycle named after VW's own powertrain engineer Ralf ...

Strictly defined, compression ratio is the total volume above the piston at bottom dead center (BDC), divided by the total volume above the piston at top dead center (TDC). First, let's look at the ...

We love ourselves a good oddball engine, and tiny, scrappy Mazda certainly must be responsible for more such engine concept patents per market-capitalization dollar than any other. We just discovered ...

Two-stroke engines have steadily fallen out of favor over the last 50 years or so. While they sport great power-to-weight ratios and are often much simpler mechanically than their four-stroke ...