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Re: [Tigers] Centerforce Clutch Shudder

To: Jay Laifman <jay.laifman@gmail.com>
Subject: Re: [Tigers] Centerforce Clutch Shudder
From: Owain Lloyd <owain.lloyd@gmail.com>
Date: Tue, 5 Mar 2024 11:28:49 +0100
Cc: tigers@autox.team.net
Delivered-to: mharc@autox.team.net
Delivered-to: tigers@autox.team.net
References: <1768155413.4308643.1709570939122.ref@mail.yahoo.com> <1768155413.4308643.1709570939122@mail.yahoo.com> <a485c71d-f7f9-4e4f-846f-d83addfe29cb@bradakis.com> <00af01da6e90$6fa2d7e0$4ee887a0$@comcast.net> <CAAjp1z6P1zZyHTZGSiskGA9BaoUSD-4h0raaYVWxH-7i8VnN3w@mail.gmail.com>
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My guess would be a leaking rear main seal which is very common.  The
centerforce clutches take quite a beating.  Obviously anything down there
is unfortunately an engine out job anyway on a tiger so you might as well
just start there if you want to fix it.

On Tue, 5 Mar 2024 at 05:45, Jay Laifman <jay.laifman@gmail.com> wrote:

> From what I understand, it is generally caused by burning the clutch.
> This is either from heat/friction or oil dripping on the clutch.  I don't
> know how that type of clutch is adjusted and matched.  But the WORST time
> and greatest risk for burning a clutch is when it is not fully off or on.
> In the slippage area.  The longer you are in the slip zone, the higher th=
e
> risk of burning.  Just one good slipped burn out can toast a clutch like
> that.
>
> And it's all surfaces that need to be checked: flywheel, clutch plate and
> clutch.
>
> Happy for people to tell me that's not all there is.
>
> On Mon, Mar 4, 2024 at 5:07=E2=80=AFPM <gharlowe@comcast.net> wrote:
>
>>
>>
>> Tiger Team -
>>
>> The recent question about the activity on this net prompted me to pose a
>> question to this valuable community.
>>
>> My Tiger, with less than 15K miles since fresh motor and Centerforce II
>> clutch installation (albeit 20 yrs ago), has started to shudder
>> uncomfortably during clutch operation.  I'm able to mitigate the shudder
>> with careful feathering of the clutch - upping the rpms and letting the
>> clutch out more carefully, but the previously smooth release isn't there=
.
>> The shudder is definitely more noticeable in 1st-2nd gear shifts.
>>
>> A bit of internet research says the shudder is being caused by
>> irregular/inconsistent pressure across the surface of the pressure plate
>> and
>> the clutch needs to be replaced (again, and perhaps properly).  It can
>> also
>> be caused by contaminants on the pressure plate, causing the same
>> irregular
>> slippage during rotation.
>>
>> Is this something that can be minimized through clutch adjustment at the
>> slave cylinder?   I don't have access to a lift, so would have to take t=
o
>> a
>> shop to resolve.  Do I bite the bullet and commit to a clutch replacemen=
t?
>>
>> Thanks, team!
>>
>> Cheers,
>> Graham Harlowe
>> B382001466
>>
>>
>>
>>
>> -----Original Message-----
>> From: Tigers <tigers-bounces@autox.team.net> On Behalf Of Mark Bradakis
>> via
>> Tigers
>> Sent: Monday, March 4, 2024 4:07 PM
>> To: tigers@autox.team.net
>> Subject: Re: [Tigers] Am I still on the list?
>>
>> Well if you were not on the list, your message would not have been sent =
to
>> the list, but held as a non-member post.  So it is safe to say you are
>> still
>> on the list, but traffic has been pretty slow lately.
>>
>> mjb.
>>
>> _______________________________________________
>>
>> tigers@autox.team.net
>>
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>>
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>>
>>
>> _______________________________________________
>>
>> tigers@autox.team.net
>>
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>>
>>
>> _______________________________________________
>
> tigers@autox.team.net
>
> Donate: http://www.team.net/donate.html
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>
>
>

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<div dir=3D"auto">My guess would be a leaking rear main seal which is very =
common.=C2=A0 The centerforce clutches take quite a beating.=C2=A0 Obviousl=
y anything down there is unfortunately an engine out job anyway on a tiger =
so you might as well just start there if you want to fix it.</div><div><br>=
<div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Tue, 5 =
Mar 2024 at 05:45, Jay Laifman &lt;<a href=3D"mailto:jay.laifman@gmail.com"=
>jay.laifman@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_q=
uote" style=3D"margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-s=
tyle:solid;padding-left:1ex;border-left-color:rgb(204,204,204)"><div dir=3D=
"ltr">From what I=C2=A0understand, it is generally=C2=A0caused=C2=A0by burn=
ing the clutch.=C2=A0 This is either from heat/friction or oil dripping on =
the clutch.=C2=A0 I don&#39;t know how that type of clutch is adjusted and =
matched.=C2=A0 But the WORST time and greatest risk for burning a clutch is=
 when it is not fully off or on.=C2=A0 In the slippage area.=C2=A0 The long=
er you are in the slip zone, the higher the risk of burning.=C2=A0 Just one=
 good slipped burn out can toast a clutch like that. =C2=A0<div><br></div><=
div>And it&#39;s all surfaces that need to be checked: flywheel, clutch pla=
te and clutch.</div><div><br></div><div>Happy for people to tell me that&#3=
9;s not all there is.</div></div><br><div class=3D"gmail_quote"></div><div =
class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Mar 4, =
2024 at 5:07=E2=80=AFPM &lt;<a href=3D"mailto:gharlowe@comcast.net"; target=
=3D"_blank">gharlowe@comcast.net</a>&gt; wrote:<br></div></div><div class=
=3D"gmail_quote"><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px =
0px 0.8ex;border-left-width:1px;border-left-style:solid;padding-left:1ex;bo=
rder-left-color:rgb(204,204,204)"></blockquote></div><div class=3D"gmail_qu=
ote"><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;bo=
rder-left-width:1px;border-left-style:solid;padding-left:1ex;border-left-co=
lor:rgb(204,204,204)"><br>
<br>
Tiger Team -<br>
<br>
The recent question about the activity on this net prompted me to pose a<br=
>
question to this valuable community.<br>
<br>
My Tiger, with less than 15K miles since fresh motor and Centerforce II<br>
clutch installation (albeit 20 yrs ago), has started to shudder<br>
uncomfortably during clutch operation.=C2=A0 I&#39;m able to mitigate the s=
hudder<br>
with careful feathering of the clutch - upping the rpms and letting the<br>
clutch out more carefully, but the previously smooth release isn&#39;t ther=
e.<br>
The shudder is definitely more noticeable in 1st-2nd gear shifts.=C2=A0 <br=
>
<br>
A bit of internet research says the shudder is being caused by<br>
irregular/inconsistent pressure across the surface of the pressure plate an=
d<br>
the clutch needs to be replaced (again, and perhaps properly).=C2=A0 It can=
 also<br>
be caused by contaminants on the pressure plate, causing the same irregular=
<br>
slippage during rotation.=C2=A0 <br>
<br>
Is this something that can be minimized through clutch adjustment at the<br=
>
slave cylinder?=C2=A0 =C2=A0I don&#39;t have access to a lift, so would hav=
e to take to a<br>
shop to resolve.=C2=A0 Do I bite the bullet and commit to a clutch replacem=
ent?<br>
<br>
Thanks, team!=C2=A0 <br>
<br>
Cheers, <br>
Graham Harlowe <br>
B382001466<br>
<br>
<br>
<br>
<br>
-----Original Message-----<br>
From: Tigers &lt;<a href=3D"mailto:tigers-bounces@autox.team.net"; target=3D=
"_blank">tigers-bounces@autox.team.net</a>&gt; On Behalf Of Mark Bradakis v=
ia<br>
Tigers<br>
Sent: Monday, March 4, 2024 4:07 PM<br>
To: <a href=3D"mailto:tigers@autox.team.net"; target=3D"_blank">tigers@autox=
.team.net</a><br>
Subject: Re: [Tigers] Am I still on the list?<br>
<br>
Well if you were not on the list, your message would not have been sent to<=
br>
the list, but held as a non-member post.=C2=A0 So it is safe to say you are=
 still<br>
on the list, but traffic has been pretty slow lately.<br>
<br>
mjb.<br>
<br>
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