On a 2 stroke engine, what component is responsible for moving intake air?

In a two-stroke engine, the blower is essential for moving intake air into the combustion chamber. Unlike four-stroke engines that rely primarily on the downward movement of the piston during the intake stroke to draw in air-fuel mixture, two-stroke engines have a different mechanism. The blower, which may be a supercharger or a dedicated air pump, actively pushes the intake air into the crankcase and subsequently into the combustion chamber. This pressurization helps ensure that the engine receives a sufficient amount of air for combustion, allowing for more efficient operation and improved performance.

While components such as the carburetor, piston, and crankcase play significant roles in the operation of a two-stroke engine, they do not directly facilitate the movement of intake air in the same manner as the blower. The carburetor mixes air and fuel, while the piston moves up and down to assist in the cycle of combustion and exhaust. The crankcase serves as the space that allows for the exchange of gases but does not actively move air into the combustion chamber like the blower does. Thus, the blower's role in delivering intake air makes it the correct answer in this scenario.