X-Nico

unusual facts about Four-stroke engine



Allen Scythe

John Allen and Sons used a number of engine types, the most common being a Villiers two-stroke with magneto ignition and rope start.

Honda Gyro

It is notable that these vehicles were all powered by a 49 cc 2-stroke engine, while Honda has a long history of producing 49 cc 4-stroke mopeds and light motorbikes.

Kramer graph

A Kramer graph is a specific multiple-line 2D geometric symbolic representation of the characteristics of intake, scavenging and exhaust components in a two-stroke cycle engine.

Roots-type supercharger

It is frequently used as a supercharger in engines, where it is driven directly from the engine's crankshaft via a belt or, in a two-stroke diesel engine, by spur gears.


see also

Saab B engine

When it was decided to develop a new Saab model in 1964, the Saab 99, the decision was also made to give it a modern four-stroke engine.