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

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both ...

Free-piston engine generators and linear machines represent an innovative departure from conventional rotary systems, offering high thermal efficiency and operational flexibility by eliminating the ...

In a single-cylinder engine, the ability to homogenize and maintain the fuel-air blend prior to and during the burn is a classic combustion-engine problem. Add additional cylinders, and introduce ...

The unique style of Subaru boxer engines might seem like they need unique forms of maintenance. Here's how their maintenance ...