[trikes] trikes Digest, Vol 69, Issue 2
Allan deLaubenfels
allannde at comcast.net
Tue Apr 13 14:06:52 PDT 2010
Subject: Scorcher 406 Tyres
I use Scorcher tyres but I use Velocity Aeroheat rims (deep) which may
explain why I have never had this difficulty. I had a problem with all
tyres
before making the switch.
Allan deLaubenfels
On Apr 13, 2010, at 12:00 PM, trikes-request at bikelist.org wrote:
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> Today's Topics:
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> 1. Scorcher 406 Tires (Jules D. Zalon)
> 2. Re: Scorcher 406 Tires (Michael Ross)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 12 Apr 2010 22:25:20 -0400
> From: "Jules D. Zalon" <jzalon at zalonoffice.com>
> Subject: [trikes] Scorcher 406 Tires
> To: trikes at bikelist.org
> Message-ID: <4BC3D610.1050203 at zalonoffice.com>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> I just switched over from the original Tioga Comp Pool tires to the
> (fairly) new Greenspeed Kevlar-beaded Scorchers for my GTO and pass
> along my (limited) experience in putting them on and trying to take
> them
> off the rim:
>
> Putting them on was no problem; I was able to do it without using any
> tools. But taking them off was another thing entirely. I had installed
> an old tube in the right front tire; it had been repaired twice. I
> installed the tires on the 9th, and rode the trike again on the
> 11th. So
> far, no problem. But by this afternoon the right front tire was flat.
> OK, I assumed it was the fault of the old tube that had still not been
> fully repaired, so this evening I tried to change the tube. Tried is
> the
> operative word here, because I was totally unable to get the tire off
> the rim. First, it took herculean (for me) strength to push the bead
> off
> the rim, but even after that, I could not get the tire off the rim. I
> worked at it for 20 minutes, first while the trike was laying on its
> side; and when that was unsuccessful I removed the tire and used the
> tried and true method of setting the wheel on the ground and squeezing
> the rim, starting from the top, and moving down the rim, to give me
> the
> most room (at the bottom of the wheel) to work it off. No dice.
> After 20
> minutes, I gave up; I removed the valve core, squeezed in half a
> bottle
> of Slime, screwed the core back in and pumped the tire up to 110 psi.
> The damned thing wobbled a bit, but after a very fast ride down a hill
> in front of my house, it became tolerable. And it was not noticeable
> while riding.
>
> I dunno what others have experienced with their Scorchers. A Bent
> Online
> item from a year or so ago reported the same experience I had, but
> many
> responses indicated that non-Kevlar Scorchers were a lot easier to
> remove. I don't know how much performance -- and speed -- I am giving
> away by using Slime in two tires (I previously installed some Slime in
> the rear tube because changing the rear tire on the GTO is a
> time-consuming exercise); only time will tell. I can say that my first
> couple of rides on the Scorchers were a real pleasure. They just felt
> noticeably faster. Hopefully the Slime won't substantially compromise
> the ride.
>
> Anyone else have any experience with the Kevlar Scorchers? Or a way of
> getting them off the rim? (My left front tire is still Slimeless). If
> so, I would probably remove the Slime at least from the front
> tire(s?).
>
> Jules
>
>
> ------------------------------
>
> Message: 2
> Date: Tue, 13 Apr 2010 10:08:12 -0400
> From: Michael Ross <michael.e.ross at gmail.com>
> Subject: Re: [trikes] Scorcher 406 Tires
> To: "Jules D. Zalon" <jzalon at zalonoffice.com>
> Cc: trikes at bikelist.org
> Message-ID:
> <k2z67c62c9e1004130708w27803c22w1e8d9ec43cec10a6 at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> I have not used Scorchers, but of course that won't stop me from
> commenting...
>
> I think there may be a trick to this. If you have the Greenspeed
> rims (no
> brake strip) they are designed with a deep channel between the
> sidewalls.
> You just have to get the far side bead down in that channel and the
> near
> side bead should come right off. The fact that you got them on easily
> indicates the possibility of easy removal - without irons. If they
> are not
> the Greenspeed rims, then maybe the tires are just an unfortunate
> match with
> them.
>
> The kevlar bead should not be different from the steel except in
> stiffness.
> Neither is going to stretch, so if they are the same diameter you
> would
> think they would be similar to install. The main purposes of the
> kevlar are
> lighter weight and foldability for packing.
>
> It sounds like you did not have any tire irons/levers handy. I help
> others
> with their flats as often as my own so I keep a variety of them on
> hand.
> The weight penalty is worth the goodwill.
>
>
>
> On Mon, Apr 12, 2010 at 10:25 PM, Jules D. Zalon <jzalon at zalonoffice.com
> >wrote:
>
>> I just switched over from the original Tioga Comp Pool tires to the
>> (fairly) new Greenspeed Kevlar-beaded Scorchers for my GTO and pass
>> along my
>> (limited) experience in putting them on and trying to take them off
>> the rim:
>>
>> Putting them on was no problem; I was able to do it without using any
>> tools. But taking them off was another thing entirely. I had
>> installed an
>> old tube in the right front tire; it had been repaired twice. I
>> installed
>> the tires on the 9th, and rode the trike again on the 11th. So far,
>> no
>> problem. But by this afternoon the right front tire was flat. OK, I
>> assumed
>> it was the fault of the old tube that had still not been fully
>> repaired, so
>> this evening I tried to change the tube. Tried is the operative
>> word here,
>> because I was totally unable to get the tire off the rim. First, it
>> took
>> herculean (for me) strength to push the bead off the rim, but even
>> after
>> that, I could not get the tire off the rim. I worked at it for 20
>> minutes,
>> first while the trike was laying on its side; and when that was
>> unsuccessful
>> I removed the tire and used the tried and true method of setting
>> the wheel
>> on the ground and squeezing the rim, starting from the top, and
>> moving down
>> the rim, to give me the most room (at the bottom of the wheel) to
>> work it
>> off. No dice. After 20 minutes, I gave up; I removed the valve core,
>> squeezed in half a bottle of Slime, screwed the core back in and
>> pumped the
>> tire up to 110 psi. The damned thing wobbled a bit, but after a
>> very fast
>> ride down a hill in front of my house, it became tolerable. And it
>> was not
>> noticeable while riding.
>>
>> I dunno what others have experienced with their Scorchers. A Bent
>> Online
>> item from a year or so ago reported the same experience I had, but
>> many
>> responses indicated that non-Kevlar Scorchers were a lot easier to
>> remove. I
>> don't know how much performance -- and speed -- I am giving away by
>> using
>> Slime in two tires (I previously installed some Slime in the rear
>> tube
>> because changing the rear tire on the GTO is a time-consuming
>> exercise);
>> only time will tell. I can say that my first couple of rides on the
>> Scorchers were a real pleasure. They just felt noticeably faster.
>> Hopefully
>> the Slime won't substantially compromise the ride.
>>
>> Anyone else have any experience with the Kevlar Scorchers? Or a way
>> of
>> getting them off the rim? (My left front tire is still Slimeless).
>> If so, I
>> would probably remove the Slime at least from the front tire(s?).
>>
>> Jules
>> --
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>>
>
>
>
> --
> Michael E. Ross
> NC Solar Center Test Laboratory
> =================================
> (919) 585-5118 best
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> michael_ross at ncsu.edu
> michael.e.ross at gmail.com
> =============================
>
>
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> End of trikes Digest, Vol 69, Issue 2
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