Vehicle you cannot better acceleration. Check your vehicle pump acceleration. First time you which must do to open air filter in front. Afterwards pay attention carburettor and pay attention fuel air stream hole.
If fuel empty into in venturi in gross mean your vehicle pump acceleration still. If scanty fuel stream mean vehicle pump acceleration there is problem.
Air filter in general there is two that is paper filter and oil filter type. To clean coherent dirt and dirt at paper filter enough by breeze air from side in by using compressor or of a kind. Can also used by dirt instrument to absorb to suck dirt at exterior. If dirt at inner air filter have thick and wet filter better change with newly. sweeping of Filter from dirt or dirt by continue require to be conducted by dirt sebelem or the dirt stick and difficult to be cleaned.
To clean air filter with oil can be conducted by taking filter element, last clean with gasoline. Afterwards fill its place with lubricating oil until height of surface of certain oil.
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Source : Translated from indoto.com