Pistons play the ultimate role in an engine, but despite that, it's still hard to fully wrap your head around all the forces involved. There are plenty of moving parts in an internal combustion engine ...

Ferrari is exploring a groundbreaking approach to the internal combustion engine, as revealed by a recent European patent filing. Departing from the industry-standard round pistons, this new design ...

The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

High-output engines live in a world of brutal cylinder pressures, extreme temperatures and razor-thin safety margins, and the humble piston sits at the center of that storm. When power levels climb, ...

If you thought automakers had stopped putting effort into coming up with radical new combustion ideas as they shift their focus towards EVs, you’d be wrong. Ferrari has filed a patent for engines with ...

Dimpled pistons might sound strange, but some say they could be the future for diesel power. We've looked at the arguments for and against this wacky idea.

Q:I have a 327 in my '31 Ford that features nearly the same cam and components as the one you referenced recently in Pit Stop (Nov. '12). Since a 1.6:1-ratio rocker arm will push the valve a little ...

Ferrari continues to explore hydrogen-powered drivetrain solutions, patent documents discovered by AutoGuide.com indicate Ferrari is looking at a two-stroke 3- or 6-cylinder opposed piston engine ...