Today's motorized vehicles are already very attached to our lives, without them, our mobility and activities will not run smoothly. Therefore we really need to understand our vehicles so that they are always ready when we will use them. And let's together we learn how to work a motorized vehicle so that we know how to do it too, so that the engine lasts and make corrective actions. Let's study together and complement and justify if something is not right.
Motorized vehicles in general can be classified into two types (indeed, there are machines using electric motors, but not yet discussed here). That is a 4 stroke engine or 4 stroke or 4 stroke and a 2 stroke engine or a 2 step engine or a 2 stroke engine.