A mechanic cracked open a neglected engine and what he found was brutal.

Piston rings are the seals in your cylinders, giving you better compression and power, but what happens if they wear or break ...

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 ...

Those of us who drive pickup trucks expect quite a bit from our trucks’ engines. As we put them to work, whether that’s on the job, around the farm, or just doing truck stuff, there are things that ...

Almost all gasoline engines, whether they're efficient-yet-less-refined four-cylinders, high-horsepower V6s, or growly and torque-rich V8s, use much the same process to create power. The "Otto cycle" ...