how long does it take for gas to go bad

Best answer


Three to six months

People also ask


  • How long can gas sit in a car before it goes bad?

  • How long can gas sit in a car before it goes bad? The length of time fuel will remain useable in your gas tank is dependent on the fuel type. Regular gasoline has a shelf life of three to six months, while diesel can last up to a year before it begins to degrade.

  • Does gasoline go bad over time?

  • Some people are convinced this is just another urban legend, and that people who worry about old gas and spend money on fuel stabilizer are wasting psychic energy as well as cash. Compare stored gasoline with fresh gas. If you notice it is darker or smells sour it is probably bad. But in fact, gasoline can degrade over time.

  • How long does fuel last in a gas tank?

  • The Shelf Life of Fuel The length of time fuel will remain useable in your gas tank is dependent on the fuel type. Regular gasoline has a shelf life of three to six months, while diesel can last up to a year before it begins to degrade.

  • How long does it take for gasoline to expire?

  • That depends on a number of factors. For one, it’s hard to know how old the gas you just bought actually is. It may be fresh from the refinery, or it may be a month old already by the time you top off your tank. Some gasoline is mixed with better or more oxidation inhibitors than others.

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