The throttle is a controllable valve that controls the air entering the engine. When the air enters the intake pipe, it will mix with the gasoline and become a combustible mixture, which can be burned to do work.It is connected to the air filter and the engine block, known as the throat of the car engine. The throttle four stroke gasoline engines are generally like this.The throttle is one of the most important parts of today's electric spray engine system, its upper part is the air filter air grid, the lower part is the engine cylinder block, is the throat of the car engine.Whether the car is flexible to accelerate, and the throttle valve dirt has a great relationship, the throttle valve cleaning can reduce fuel consumption can make the engine more flexible and strong.And the throttle valve should be removed to clean, but also the owners of the discussion more focus. We provide full body parts for cars. If you have any question about throttle, please consult us. We are a supplier of auto parts in ChinaThrottle factory website:http://www.ronyuautoparts.com/intake-and-exhaust-system/throttle/