Piston rings are an essential part of modern vehicles, but modern brands have moved to using low-tension versions of them for a couple of reasons.

Sometimes, the terms boxer engine and flat engine are used interchangeably, even though the two are not the same. What's the ...

The FAA has expanded the approved list of piston aircraft engines that can burn Swift Fuels 100R unleaded aviation gasoline, moving the fuel closer to wider distribution across th ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way. Honda pioneered oval piston technology in the 1970s for four-stroke racing ...

Ford once sketched a road where an engine's pistons never saw oil and engines ran hotter on purpose. In a late‑1980s patent application filed and granted in Europe, the company described an "uncooled ...

The 10 Greatest Piston-Engine Fighter Aircraft ...

The modern HEMI V8 isn't a hemi engine in the true sense of the word, and it uses two spark plugs per cylinder instead of one ...