Tony S.

Member
I've seen a few positive comments here about Slime for slow leaks. My Dad used some stuff in his mower a few years ago, I wasn't too impressed. Don't know what it was called. Anyway how is the slime for leaks in ATV tires? Pressure is low, but there's a lot of stretch and flexing. If it doesn't work can it still be repaired the regular way?
 
if tires are Slime'd according to directions it works very good...if tire has been previously "fixed" with fixaflat dont bother trying.
seriously i run a small engine repair shop and i Slime all low speed tires,including new ones...my customers like their tires to be full of air and ready to go.
 
I Slimed a 15.4x38 rear tractor tire last fall 'cause the bonehead from our local Co-op kept pinching the tube when he'd put it back together from fixing it from the last time he pinched the tube.

After he fixed it the third time, it would take about a week to go down. I gave up and Slimed it. I used it for awhile and then it sat all winter, and I had to add a few pounds of air this spring, but what the heck?

At least I can now live with it.
 
I used to preach to everybody that tire sealers should not be used. I have changed my tune slightly because of a lot of old lawn mower and ATV tires that I have had to use. If I absolutely have to use it, I will use Slime and nothing else. As noted, after using Fix-a-flat, a tire is ready to be thrown away, IMO.
My mom lived through the depression and has a hard time parting with any of her money. I went over to her place about a week ago to mow grass and she has some old tires on her rider mower that always leaked down because they are weather-checked, but have good tread on them. Of course, she would rather have me add air than buy new ones. Anyway, I Slimed the leaky culprits (without telling her) and they now hold air and I don't have to air them up every time.
Before you tell me that I should just buy tires for her out of the goodness of my heart, I will say she's got 10X the money that I ever will.
 
I slimed a 24.5" manure spreader tire with a split in the side wall years ago, used it for a couple of more years and "retired" it to my manure spreader graveyard where it sits still full of air.
 
I"ve had good luck with it on slow leaks on some implement tires and front tires of tractors. All my tires have tubes so I"m not worried about messing up a rim.
 
I tried it in a few tires with and with out tubes and I do not think I'll waste my $$ on the stuff again since I had flats with in hours after using the stuff.
 
First, you need to locate the leak. Had a rear lawn mower tire that leaked all along the side wall because it was run flat too long. Couldn't find a replacement tire. Green Slime won't work if you just add it to the tire. You have to position the tire so the slime will get to the leak. I removed the tire from the mower, positioned the tire on it's side so the slime could find the leaks and it sealed the tire for many years.

Neighbor had a boat trailer tire he couldn't keep air in it. Bad leak around the bead. Told him to break the tire down, clean up the rim and tire with a brush on a drill. Then add a little slime to the rim and bead. When inflating, point the tire away from you or you will get slimed when the tire hits the rim. The tire has held air for years.

Same story with my rear tire on the backhoe. Bead leaking. Slimed the bead and it works fine.

So if you know how to use slime, it's a good product. Just adding it to a tire may not work. I would never use it on a car or truck. Might mess with the tire balance.
 
I have whats left of a gallon of green slime and it's probably 6 months old, I've used it in my riding mower tires and a truck that I use around the place here. The tires I've used it in still loose air over time. I've always used Berryman tire sealer and believe I've had better luck with it, no more slime for me.
 
What does slime do to rims?


I pulled the tires off the front of a Cub Cadet that were filled with "something". The rims were so rusted and fouled on the inside that there was no hope for using them without tubes.
 
I have used a white tire sealent from TSC that worked, but not as well as the green slime.

The white stuff did not seal as well and caused rim rusting.

Your tire repair guy will hate you if you bring him one to repair with tire sealent inside.
The stuff is slippery , sticky and hard to clean off the tire so a patch will stick. My local tire guy,(70 years old and known him all my life , but he is hot headed :) I demount , wash and dry any slime treated tire before taking it to him for patching for his and my safety ;-)

I do like the stuff though, especially in low pressure tires(mower ATV, etc), where it seals existing leaks and new ones. My ATV, mower and large farm tractor tubeless tire leaks have nearly gone to 0 since using the green stuff.

The tubeless slime does not work well inside a leaking tube, but their is a variety of slime made for use in tires with tubes.
 
I always keep green slime on hand - seems I need it constantly (somebody else posted here about counting the number of tires you own - it is pretty shocking when you do!)

I love the stuff. I've never had a problem with it.

Obviously it's not going to seal a two inch crack, but for small slow leaks it works great.

I've used it in tubes and tubeless - it's always gotten me back up and running more times than I can remember.

I've never bothered trying to position the tire first - just dump it in, pump it up and go.
 

I've had good and fair luck with slime. The best luck that I've had was in tubeless tires. I have a lot of thorns and it works good for them. I once ran over a deer antler that left a pretty good sized hole. I had put slime in the tire when new and it sealed off the leak. I haven't had as good of luck with tubed tires but it does help some.
 
Ellis if you have something that is causing the tire to go down how is a tube going to help? If it has thorns in it the tubes will work for a while but then they will finally work through the tube. Chances are the tires didn't have enough Slime in them to stop the leak. I've had tires with tubes that I couldn't keep up, put Slime in them and never had another problem and a hole is a hole and Slime does work. For a front tractor tire it will take 2 quarts of Slime and for a rear tire it will take a full gallon. We had a tire on a pulling tractor that we wanted to go tubeless with after getting them cut, it had such a bad hole in it that it would only stay up for a few minutes after a while we gave up but when we came back the next day and aired it up the hole was fixed and the tire has never went down again.

Jim
 

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