Repairing a 1cm slit in a tyre ?

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goo_mason

Champion barbed-wire hurdler
Location
Leith, Edinburgh
Checking the tyres tonight before my first commute of the week tomorrow, and I found a small 1cm gash in the rear, running between the tread and the sidewall, with the inner-tube poking out like a little rubber blister :smile:

I've just had to spend money I don't have on a new set of tyres (thought it best to get a set whilst they were going on a special price, just in case the front goes soon). £35 for the set from Slane Cycles in Belfast - cheapest site I could find for a set of Schwalbe Stelvio Evolution 700 x 25c.

Is there any way to repair the gash on what will now either be a spare or will end up in the bin ?
 

bonj2

Guest
No,of course you can't repair it. Bin it immediately.
 

gbb

Squire
Location
Peterborough
You can make a temporary repair...what you need to do is find something to support the innertube and stop it coming out of the tyre. I used some emery tape (actually two layers.. it has a cloth re-inforcing on the back. Very flexible and strong.

It's not a cure and it depends on how strong and rigid your tyres are..but it did me for a summer
 
OP
OP
goo_mason

goo_mason

Champion barbed-wire hurdler
Location
Leith, Edinburgh
gbb said:
You can make a temporary repair...what you need to do is find something to support the innertube and stop it coming out of the tyre. I used some emery tape (actually two layers.. it has a cloth re-inforcing on the back. Very flexible and strong.

It's not a cure and it depends on how strong and rigid your tyres are..but it did me for a summer

I tried a Skab patch, then a folded bit of crisp packet behind that, but it just didn't look safe and I didn't want to risk it blowing out on the road tomorrow. Oh well - bus for a couple of days 'til the tyres arrive.

The bloody rubber washer in my Renkompressor also decided to start giving up on me tonight too when I was blowing up the patched tyre. It came off and I had to fish it out using a paperclip on the end of a long piece of wire. Just not my night, really !!
 

jimboalee

New Member
Location
Solihull
In a decent puncture repair kit, there will be a piece of thick cloth with what looks like a rubber coating on one side. This is what you use to repair a gash. ONLY TEMPORARILY to get you to a bike shop. The inside of the tyre is roughed up, and the repair 'band-aid' is fixed the same way as a tube patch with rubber solution.

If you use a piece of old tyre, you'll get a bulge.
 
Location
Herts
somewhere in my shed is a very old pack of tape that was used to repair holes in car rubber coolant pipes. Worked for about 200 miles once. Hot rubber, hot water under pressure - should hold an inner tube for the commute home. Don't know if it is still sold. How about that self sealing insulating tape ? (wish I could remember what it is really called).
 

02GF74

Über Member
I don't think there is any way to make a decent repair. Always carry an empty toothpast tubee that you can cut and place inside the tyre behindvthe slot. This will be good enough to get you home but no more than that. Oh, you obviously need to carry somthing to be able to cut the tube too.

It is not worth the risk - the hernia can blow instantaneously without warning, deflating your tyre, possibly causing an off.

Not worth the risk for the price of a new tyre, unless you enjoy eating hospital meals.
 

swee'pea99

Legendary Member
I'm with everyone on 'chuck it', and you've already bought your new tyres, but a little tip for future ref (and this despite the contempt and disdain I've no doubt it will bring me) - I buy all my tyres part used off ebay. The trick is to do a search using the two words tyre & miles and tick the little box for 'Check title and description', then it will bring up ones like this, that have been used for 100 miles give or take, which you can invariably buy for a couple of quid. I haven't paid full price in years. My last buys were 2 x GP4000 + 2 x Gatorskins (less than 100 miles apiece - ie, new to all intents & purposes) for £9.50 all in, incl p&p, and a couple of Schwalbes for my new frankenstein project, on brand new, one with a few hundred miles on it, for 99p.
 
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OP
goo_mason

goo_mason

Champion barbed-wire hurdler
Location
Leith, Edinburgh
swee said:
this[/URL], that have been used for 100 miles give or take, which you can invariably buy for a couple of quid. I haven't paid full price in years. My last buys were 2 x GP4000 + 2 x Gatorskins (less than 100 miles apiece - ie, new to all intents & purposes) for £9.50 all in, incl p&p, and a couple of Schwalbes for my new frankenstein project, on brand new, one with a few hundred miles on it, for 99p.


Cheers for that tip, swee'pea99 ! I'll definitely check that out next time I need tyres !
 

andrew_s

Legendary Member
Location
Gloucester
Put a piece of old tyre inside the slit tyre, covering the slit, and use it only on the back wheel. Keep an eye on it to ensure that the slit isn't bulging much (opened out more than a mm or so), checking whenever you pump the tyre up.
I've got full life out of a slit tyre that way, and I've known a fair number of other people who've done likewise.
 

simoncc

New Member
andrew_s said:
Put a piece of old tyre inside the slit tyre, covering the slit, and use it only on the back wheel. Keep an eye on it to ensure that the slit isn't bulging much (opened out more than a mm or so), checking whenever you pump the tyre up.
I've got full life out of a slit tyre that way, and I've known a fair number of other people who've done likewise.

I agree with this method. I never throw an old tyre out before taking a kitchen knife to it to cut out the decent tread for future use in the way that andrew describes.
 
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