Fogging oil

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HarleyT
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Here in humid Ky., I have thought about it. But a used chainsaw's innards seem pretty well oily. Only time I ever see a problem is one that has been sitting with a bunch of water on it. But, it definitely wouldn't hurt.
 
JonCraig

JonCraig

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I use it more for first-start on barn-find saws, etc. But a squirt of WD40 before a shot of carb cleaner likely accomplishes the same purpose. I'm with Harley... if I ran it, I know I used proper mix, and the cylinder walls are going to be coated. I bought a can of it 12-ish years ago and the can is still at least half full, if that's any indication
 
albert

albert

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Fogging oil is sprayed in the carb while running. It protects all internals. It will also safely let a engine start with no fuel.
 
Runtothehills

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I have a 1990 Yamaha 650 2 stroke waverunner, I put it away for winter every year with fogging oil as part of the process. I spray it down the throat until shutoff. And yes, last can is about 10 -12 years old. I have not used it on saws because, well I don't think I've intended on them sitting long enough. I have a few that next time they are ran I will shut them down with fogging oil. Backups and spares :)
 
Joel D'Angelo

Joel D'Angelo

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I have a friend who fogged his 2 stroke 90HP outboard himself. I was there a few years later when he tried to start it again. It took him two days a lot of smoke and swearing. IDK what he did wrong but it was a disaster.
 
bwalker
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I have a friend who fogged his 2 stroke 90HP outboard himself. I was there a few years later when he tried to start it again. It took him two days a lot of smoke and swearing. IDK what he did wrong but it was a disaster.
When I had a fishing lodge in Canada we fogged our motors in the fall. Never had an issue with them restarting, but we also drained the float bowls.
 
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