[ROVERNET - UK] P4 105S Clutch

iudkuy wcygiohs iudkuy at yahoo.com
Sun Dec 5 11:28:09 GMT 2004


Roger

Thanks for the advice about dowels. I asked about the
withdrawal bearing as the gearbox is still in the car.
The engine is visiting the engine rebuilders.

Peter B

--- rogerdm at iprimus.com.au wrote:

> If you have a new bearing and the box is in bits it
> is always worth changing.
>  you never know how long an seemingly good bearing
> will last.
> >-- Original Message --
> >Date: Sat, 4 Dec 2004 14:35:57 -0800 (PST)
> >From: iudkuy wcygiohs <iudkuy at yahoo.com>
> >Subject: RE: [ROVERNET - UK] P4 105S Clutch
> >To: royston at jualry.fsnet.co.uk,
> rovernet at lyris.ccdata.com
> >Cc: 
> >Reply-To: rovernet at lyris.ccdata.com
> >
> >
> >Alan
> >
> >Thanks for the re-assurance. I checked my flywheel
> and
> >it is indeed a two dowel type. However the kind
> people
> >who have ground the surface of the flywheel have
> also
> >ground the dowels. Is this the modern practice or
> will
> >I have to somehow extract the stubs of the dowels,
> now
> >flush with the surface, and replace them?
> >
> >Second (third?) question. The new clutch has been
> >supplied with a new withdrawal bearing. Is it wise
> to
> >replace this? It's a bit of a fiddly job on the P4
> and
> >the existing bearing spins freely and is not noisy.
> >
> >Cheers
> >
> >Peter B
> >
> >
> >--- Alan FRANCIS <royston at jualry.fsnet.co.uk>
> wrote:
> >
> >> Hi Peter,
> >> 	   Had a similar problem myself about 6 months
> ago.
> >> I contacted the Land
> >> Rover Series 2 discussion forum
> >> www.series2club.co.uk and got the answer
> >> enclosed below. With my former access to part
> number
> >> cross reference and
> >> suppersessions I know for a fact that some P4
> part
> >> numbers change over to
> >> Land Rover ones still current today.The clutches
> >> were in effect the same
> >> originally. With regard to the spring pressures I
> >> wouldn't worry to much. If
> >> the same part number was the same (and it was)
> then
> >> the pressures would have
> >> been the same originally. Mine had the 2 dowel
> >> arrangement and I would
> >> assume so has yours.
> >> regards
> >> 
> >> Alan Francis (Part Viking)
> >> 
> >> Re: Clutch Applications
> >>
>
>----------------------------------------------------------------------------
> >> ----
> >>  The Series 2/2A Land Rover uses two different
> >> clutches. All 2 litre engines
> >> (petrol and diesel), 2.25 petrol engines and
> early
> >> 2.25 diesel engines use a
> >> 9" coil spring type clutch (part nos 231888 for
> the
> >> cover and 275811 for the
> >> 2 litre plate and 540519 for the 2.25 petrol ot
> >> 601294 for the 2.25 diesel
> >> plate - I think the difference is in the damper
> >> springs or lining material
> >> and not the dimensions). Later 2.25 diesel and
> all
> >> 2.6 petrol engines use a
> >> 9.5" diaphragm spring clutch (part nos 571228 for
> >> the cover and 271712 for
> >> the diesel plate and 561536 for the 2.6 petrol
> >> plate) which was optionally
> >> available on the 2.25 petrol.
> >> 
> >> The two types of clutch are not directly
> >> interchangeable due to different
> >> dowel arrangements in the flywheel (the coil
> clutch
> >> has two, the diaphragm
> >> three dowels), however this problem can be
> overcome.
> >> You should be able to
> >> pick whichever clutch matches you're original
> type
> >> (coil or diaphragm) and
> >> fit that. One important thing. Don't be tempted
> to
> >> buy the Series 3 type
> >> clutch cover. Its a 9.5" diaphragm unit similar
> to
> >> the 2A, but it does not
> >> have a boss in the centre for the release bearing
> >> and as a result requires
> >> the release bearing to be much closer to the
> clutch
> >> than with the older
> >> covers. The result is normally a clutch that
> cannot
> >> be released.
> >> Mark
> >> 
> >> 
> >> 
> >> 
> >> -----Original Message-----
> >> From: rovernet-bounces at lyris.ccdata.com
> >> [mailto:rovernet-bounces at lyris.ccdata.com]On
> Behalf
> >> Of iudkuy wcygiohs
> >> Sent: 04 December 2004 01:38
> >> To: rovernet at lyris.ccdata.com
> >> Subject: [ROVERNET - UK] P4 105S Clutch
> >> 
> >> 
> >> This is my first posting, though I have been
> >> following
> >> the topics on the Rovernet for some time. But now
> I
> >> would like some advice.
> >> 
> >> I am replacing the worn clutch in my 105S and
> have
> >> obtained a replacement through a local supplier.
> How
> >> can I tell if the springs and therefore the
> weight
> >> of
> >> the pedal will not be greater than the original
> >> yellow
> >> spring type? I'm concerned because on the side of
> >> the
> >> box it states that it is for L/Rover and R/Rover.
> >> 
> >> Peter B
> >> 
> >> 
> >> 
> >> __________________________________
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> >
> >
> >
> >		
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