F-Type ( X152 ) 2014 - Onwards

Fuel Stabilizer?

Old Feb 15, 2026 | 10:17 AM
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Default Fuel Stabilizer?

do any of you use a fuel stabilizer in your F type. I have a 2017 S and i dont drive it much.... thinking i should use a fuel stabilizer. What do you think? and which one is best for the F type? THANKS
 
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Old Feb 15, 2026 | 10:24 AM
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I use it in every tankful. I don't drive mine a lot and never in the winter. I use Stabil 360. I also use Stabil 360 for my snowblower.
 
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Old Feb 15, 2026 | 10:32 AM
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Another fan of Stabil here! Use it mostly in my lawn mower because of seasonal use. But all my cars get a shot now and then.
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Old Feb 15, 2026 | 11:57 AM
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How long does it take you to go through a tank of gas with your driving habits??!?

You'd really have to basically not be driving the car for it to be a concern in practical terms. That said, when I store over the winter I personally use the Ethanol Shield stabilizer product that is supposed to be one of the better ones out there for ALSO protecting you against the impacts of the ethanol in gas. Where I am, ethanol in gas is basically unavoidable now. If I still had access to ethanol-free gas, well, yeah Stabil 360 is what I would be using.

At one point I found a video where they did some tests of Ethanol Shield's ability to protect against ethanol, and it did a better job than some other products out there that it was compared against.

Cheers
 
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Old Feb 15, 2026 | 11:59 AM
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Take at look at Sea-Foam. In addition to occasional car use, we put it in all of our small engines.. lawn mower, weed whacker, leaf blower, along with a bit of carb cleaner, and it works well as a preservative. You could possibly run it as a cleaner, too.

https://seafoamworks.com/

F's have Direct Injection, which means that 'standard' engine cleaners will not get to those areas where buildup is happening.

Here's a link to top engine cleaning:

https://www.jaguarforums.com/forum/f...-clean-258613/

I did not feel comfortable doing this myself, so had the dealer do it ($$)
 
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Old Feb 15, 2026 | 03:53 PM
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We use Stabil 360 when winterizing client boats. It keeps good gas good.

Not the old red Stabil which does nothing for ethanol and NOT Sea Foam which does more harm than good because it is often thought of as a miracle in a bottle and over applied.
 
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Old Feb 15, 2026 | 08:30 PM
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Additives made for marine applications work well.

That said, I drive all three of our sports cars on dry sunny mornings every week/10 days, even during the depths of the winter. That keeps them running well. NEVER had issues requiring fuel stabilizer.

On our lawn equipment/snowblowers/chain saws, I DO use fuel stabilizers when I can't 'run them dry' at the change of seasons. Those things start on the 1st or 2nd pull every time when needed.
 
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Old Feb 16, 2026 | 06:49 AM
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Just to clarify something…The Stabil 360 will deal with ethanol as well. The reason I chose Ethanol Shield is that I found some testing at the time that showed it did a better job of dealing with with water in the gas in the event that condensation got in during storage etc,,,
 
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Old Feb 16, 2026 | 09:01 AM
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I try to do what Carbuff2 posted above with my small engines. Run them out of fuel and/or dump the fuel out and store them empty if possible. That has had the biggest effect for me. Now they start right up with a new tank of gas. Took me years before I did this.

With a 2 stroke the engine is lubricated by the oil in the fuel so there is the potential when running them dry to run out of oil so to speak. I try to dump the fuel and then let it idle until it stops.
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Old Feb 16, 2026 | 09:22 AM
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I have had good luck with running my 2-cycle engines dry before storage. I also use Stabil 360 in them as I never know how long it will be between snowfalls. I just upgraded my Tecumseh 2-cycle snowblower to a larger 4-cycle one. I ran the Tecumseh dry every year at the end of the season and it was still running fine after 25 years of use.
 
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Old Feb 16, 2026 | 09:42 AM
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I've used Stabil for 30+ years in all the cars I store for winter. Never any problems. If you want the best mixing, wait until your car needs half a tank or so of gas, but in the Stabil, then fill your car up. That mixes the product with the gas it gets into the gas lines and fuel injection system very quickly.
I would caution against products such as Sea Foam. There are many documented cases of Sea Foam really messing up a fuel system.

And can the Mods block Mike32966? He's spamming the board.
 

Last edited by David993S; Feb 16, 2026 at 09:47 AM.
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Old Feb 16, 2026 | 10:35 AM
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Default When the directions aren't followed

Originally Posted by Robtrt8
We use Stabil 360 when winterizing client boats. It keeps good gas good.

Not the old red Stabil which does nothing for ethanol and NOT Sea Foam which does more harm than good because it is often thought of as a miracle in a bottle and over applied.

and no, you don't dump a whole can in.
 
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