Types of motors: devices that transform different types of energy into mechanical energy, creating motion of an automobile.
Counterweight: weight that counterbalances the weight of the cylinder.
Piston rod: rod that transmits the movement of the pistons to the engine.
Crankshaft: collection of rods that transforms the rectilinear displacement of the pistons into rotary motion.
Piston: cylindrical part moving up and down un a tube that receives pressure from the fuel.
Flywheel: wheel that, while turning, regulates the speed of the engine.