Think your muscle car has a huge engine? You haven't seen anything yet. This is the largest piston engine ever made and the vehicles it powers.

Two-stroke engines are relatively cheaper to manufacture but require more upkeep than four-stroke engines. But they aren't gone from every part of the world.

Each piston fires on each stroke, making this a two-stroke. The engine has no traditional valves, cams, or camshafts, and no head, so it’s simpler and cheaper to manufacture, assemble and operate.

Traditional Two-Stroke Engine Issues A traditional two-stroke engine has the piston pushing down after firing, moving past an exhaust port and allowing the exhaust gases to leave the chamber.

In an engine, "stroke" refers to the movement of the piston, either up or down. In a four-stroke engine, the fuel-air mixture is drawn in by the piston as it travels down on the first stroke.

Is This Weirdo "One-Stroke" 4-Cylinder, 8-Piston Engine the Next Big Thing? ... The name was chosen to distance the INNengine e-Rex from the challenges that have always dogged two-stroke engines.

Delivering a powerful punch each and every turn of the crank. Read the full story on the two-stroke engine's expected revival, at Automobile Magazine online.

The company is showcasing a “one-stroke” engine that works as an opposed piston with a wavy twist. The “one-stroke” is in quotes as the engine is actually a two stroke (by definition), in ...

INNengine's half-liter opposed-piston engine makes 120 horsepower in an ultra-compact, super-efficient package. Search for: ... Now, here’s the thing: this motor isn’t a one-stroke engine.

This New Two-Stroke Engine Design Could Help Keep Internal Combustion Around Longer. ... The first, equipped with a piston, compresses the air to build pressure and heat.