There are two basic differences between 2 stroke and 4 stroke motors. One has to do with how many strokes it takes a piston to complete an engine cycle (more on that below). The other has to do with ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

Finnish engine manufacturer Wärtsilä must be a fascinating place to visit. The company manufactures some of the most mind-bendingly enormous marine diesel engines in the world, like the ...

Wärtsilä’s 4-stroke engine-based solution for ammonia fuel now delivers higher than ever levels of efficiency and performance. Following its introduction to the commercial marine sector in November ...

Porsche was issued a patent for its six-stroke combustion engine on October 22, 2024. The company describes the new engine as having a "working cycle" of three complete crankshaft revolutions with two ...

Nelson Ireson March 25, 2008 Comment Now! Smaller, more powerful motors are the future of the auto industry. GM and Chrysler are focusing on smaller four- and six-cylinder motors for their Camaro and ...

Designed for hand-held equipment, the GX25 mini 4-stroke engine weighs only 6 pounds and features a .29-kW/kg power-to-rate ratio. It replaces the GX22. Mechanical decompression provides easy start-up ...

Petrol heads all those looking to learn more about the workings of engines may be interested in a new 4 Stroke, water-cooled, working model engine kit called the X-Power which has launched via ...

Sounds a bit crazy to make an engine that uses an odd number of strokes, right? We have 2, 4 and even 6-stroker engines so far, with the latter being still a prototype that injects water in the ...

Briggs & Stratton’s Vanguard commercial power brand has launched a line of full synthetic 2-cycle and 4-cycle engine oil. This new oil is available now from authorized dealers through distribution ...