How long can gasoline be kept in a car?

There are fuel stabilizers out there that you can add to your gasoline if you are planning on letting your car sit for awhile. In that case, I would add the stabilizer per the instructions on the bottle and fill the tank to the top, then run the car long enough to get the stabilized gas through out the fuel system. read more

Hey, The maximum time to kept the gasoline in car is 4–5 months. you can’t put the gasoline for long in your car , As the gasoline contains the mixture of Chemical components that will harm you. It is volatile in nature due to this gasoline loses its volatile compounds in the evaporation. read more

C. S. Legum, Norfolk, Va. A: Gasoline does degrade or become "stale" during storage. read more

If you use STA-BIL you can store gas for over a year without issue. Just make sure you run the engine for a few minutes to circulate the STA-BIL through the car. Once gas goes slightly bad, you can still use it if you put a little (1 gallon) in an (almost) full tank of fresh gas. read more