Some engines use a spark to ignite their fuel, and others rely on compression. What does all of that mean? And how do the two ...

Most of you reading this probably have at least a basic understanding of how an internal combustion engine works. Today’s four-stroke suck-squish-bang-blow concept was first demonstrated ...

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 stroke pushes or pulls a piston attached to a crankshaft, sending power through the transmission and, ... By the 1960s, the two-stroke engine powered superbikes in the GP World Championship.

Key to Porsche’s six-stroke engine is an eccentric crankshaft mechanism that changes the piston’s stroke, giving each cylinder two top and two bottom dead centers and three stroke lengths.

As it turns out, you can indeed build a two-stroke engine from scratch, ... with oil in the crank case so that the poor engine wasn’t running dry any more.

To break it down into basic terms: a two-stroke engine completes a combustion cycle after just one revolution of the crankshaft, while a four-stroke engine requires two complete revolutions to ...

A chainsaw engine is a two-stroke type, and this contraption is, therefore, a two-stroke V16. The shaft has three bearings, one at each end and a third in the middle.

Choosing between a 2 stroke and 4 stroke engine comes down to how you want to use your boat By Matthew Every Aug 16, 2023 2 Stroke vs 4 Stroke: Which Outboard Motor Is Best for Hunters and Anglers ...

In this context, "stroke" refers to the up-and-down movement of an engine's piston within the cylinder. A 4-stroke engine requires four of these movements (or two rotations of the crankshaft) to ...

Every 4-stroke engine ever made – about 80% of all engines currently in ... meaning as the crankshaft rotates, the pistons have two entirely different top-dead-center positions as well as two ...