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How long can petrol last in a jerry can?

Posted: Wed Aug 24, 2005 9:38 pm
by ultimax
Hi,

yeah how long can gas keep in jerry can that'll be stored in a cool, dark area (garage). I'm not planning on using fuel stabilisers. Also, do octane levels matter? Will higher octane petrol last longer?

thanks!

Posted: Thu Aug 25, 2005 12:27 pm
by mydlyfkryzis
Why no stabilizer?

With Stabilizer, they say to use it in 6 months, I've gone longer.

Without stabilizer they say 30 days, but I've gone a little longer than that.

The problem is the gas, without stabilizer, loses the most volatile parts first, leaving behing a much lower quality product.

I wouldn't go more than 45 days on it. If you intend on using it in your lawn mower, you could go longer, but I wouldn't put old gas in my motorcycle. I like riding, not walking.