Researchers aim to meld the best attributes of both the power-dense two-stroke and the vastly cleaner four-stroke engines.

Porsche's six strokes include the four familiar ones: intake, compression, power, and exhaust. But it inserts an additional compression and power stroke in the middle (following the first power stroke ...

If you've ever seen a modern racing film, there's a good chance you've seen nitrous used in a race or two. Here's how it ...

From bold experiments to ingenious designs, these 12 Japanese engines highlight the innovation behind some of the most ...

The Piston Slap about Sue’s Forester was great! I was going to email this question to you anyway, then found that her issue ...

All about the new Porsche engine tech: six-stroke patents under the microscope. CAR magazine's tech correspondent ...

And some cars were of course elevated to hero status by the V8, the previous C63 being one of them. Now we know what you’re ...

GM’s third production overhead-valve V-8 engine in five years, the Buick “nailhead” was the warmup act for the small-block Chevy, and a classic in its own right.

Some truly iconic cars went to the great scrap yard in the sky this year - we sound Last Post for the fallen ...