The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way.

For as long as internal combustion engines have existed, pistons have been round. This wasn't necessarily because circular ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of ...

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 ...

Piston-driven aircraft are significantly more affordable to purchase than turboprops, with models generally ranging from $100,000 to $1 million. Training and certification for piston planes are less ...

Engine cylinders can misfire due to problems with the ignition system, the fuel system, air and compression, or sensors and ...

Piston-engined fighters ruled the roost for thirty years. A brutal survival of the fittest ensured a rapid evolution of these ...

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 ...

As demands for sustainability ramp up, electric vehicle systems have become one of the major focuses of the engineering scene, with certain governments even hoping to gradually phase out traditional ...