Four-stroke engines complete a power cycle in four strokes of the piston (intake, compression, power and exhaust), requiring ...

Over the last few years, there’s been a resurgence in the popularity of two-stroke engines, even though competitive riders continue to rely on four-stroke power. So which is preferable?

From bold experiments to ingenious designs, these 12 Japanese engines highlight the innovation behind some of the most ...

As it turns out, you can indeed build a two-stroke engine from scratch ... question that’s now on everyone’s lips is whether a four-stroke one would be nearly as ‘easy’.

DMV also produces spare parts for two-stroke engines, propellers, castings of cast iron components for diesel engines, and repairs of two and four stroke engines. Electro-Motive Division Circle 9 ...

But most of what we’ve seen has been simple two-stroke engines. We’re really impressed with the skill needed to bring off a four-stroke engine like this, and we feel like we picked up quite a ...

The key distinction between a conventional 4-stroke engine and a 6-stroke design lies in the cam and valve timing. A ...

Porsche's six strokes include the four familiar ones: intake, compression, power, and exhaust. But it inserts an additional compression and power stroke in the middle (following the first power stroke ...

In the exhaust stroke, the exhaust valve is open and the combustion products are expelled from the cylinder. The sequence shown on the next page represents this behavior for a Mitsubishi direct ...

There are two overhead camshafts ... fuel efficiency and 20% less engine weight compared to an equivalent four-stroke engine.

4stroke is used in gixxer.2 stroke engines are no longer used in any bike as it causes more pollution and are not efficient as 4 stroke engines.