According the company's Web site, the Tour Coupes run on a 49cc carbureated 2-stroke engine that is air-cooled. The vehicle's creator is quoted in the Los Angeles Times as saying that the engine ...

It is powered by a peppy 49cc two-stroke engine. Gunning for the holeshot can be had with just a twist on the throttle ...

How hard could it to be to build a two-stroke internal combustion engine (ICE) from scratch? This is a challenge that [Camden Bowen] gladly set for himself, while foregoing such obvious wastes of ...

Small, light and simple, the PW50 is powered by a 49cc air-cooled 2-stroke engine, able to deliver quite a punch, but in a non-intimidating manner. Thanks to the single-speed automatic ...

With the fully automatic transmission of the approachable 49cc two-stroke engine, shifting is not necessary. Riders can focus ...

The 2008 MY Hyosung Rally SF50R has, at its heart, an air-cooled, two-stroke, 49cc, single cylinder engine mated to a continuously variable transmission (CVT) and can produce a claimed 4 ...

We’re introduced to the traditional two-stroke diesel engine as thermally efficient but not smooth-running, and then the gas turbine as smooth but much more inefficient. The free piston engine ...

Dubbed the Motocompo, this early folding scooter was powered by a tiny 49cc two-stroke petrol engine but packed away into the boot of most cars, earning it the nickname "trunk bike" by many fans.

When buying an outboard engine or repowering your boat, there are plenty of questions to consider. Should I buy two-stroke or four-stroke engines? Are two engines better than one? Are three engines ...

Essentially, it’s a six-stroke engine that relies on a different stroke ... Engineering seemed the best way to make a living in it, so with two mechanical engineering degrees I joined Chrysler ...

It's been a long time since the automotive world has bothered with the mixing of oil and gas of the two-stroke combustion cycle — but soon, it may come time to rid ourselves of four-stroke ...

But now, Porsche has filed a patent to make a 6-stroke engine. The bottom line here is the introduction of two more strokes: Intake, compression, power, then compression, power, exhaust.