[ROVERNET - UK] gear selector arm

Jim Cumberland fjcumberland at sc.rr.com
Fri Aug 20 01:11:45 BST 2004

Excellent idea - the buzzing is so loud when the car is accelerating &/or 
cruising at speed that it makes conversation impossible. Hopefully I can 
get some investigation done this weekend.

Also, very funny story - it came in handy on a weird day @ work!

At 08:23 AM 8/19/2004, you wrote:
>I am puzzled by the buzzing because none of my cars ever had that problem.
>If it goes away when you rest your hand on the lever then the source must be
>in the assembly on top of the gear box tunnel.  If it was to go when you
>pushed the lever in one or other direction then you might suspect the
>selector lever, one of its rubber mounts or a spider inside 'er. etc.  If
>there is a gap between two metal surfaces then the gear stick may be picking
>up vibration and amplifying it.  Why not take the assembly apart and see if
>there is any evidence of such a gap or signs of polishing on ajacent
>surfaces.  I note from the manual that there are various neoprene sponges in
>this assembly to seperate metal parts and maybe one has worn to allow metal
>on metal contact.  Perhaps you migh re assemble it with a smear of silastic.
>A bloke had a buzzing his ears, and after much medical testing etc he was
>told that he had 3 months to live.  "Go and arrange your afairs and enjoy
>the rest of your life" said his doctors.
>So he did, spent a fortune on trips, cars, loose women, drink etc etc.  With
>his last 50 he decided that he would have a good suit specially made for his
>last day on the planet.
>Well the tailor meansured this and that as they do and measured his neck for
>a shirt "16 inches" he said writing in his order book.  "No" the man said "I
>have always had 15". "Well" said the tailor, "If you have been wearing 15
>inch necks you will get an awful buzzing in the ears"
>Cheers roger
>----- Original Message -----
>From: "Michael Pellow" <mp349 at ww.co.nz>
>To: <rovernet at lyris.ccdata.com>
>Sent: Wednesday, August 18, 2004 11:56 AM
>Subject: Re: [ROVERNET - UK] gear selector arm
> > .
> >
> > > >Thanks for the great response!  Upon further thought, I am becoming
> > > >convinced that my problem lies in the adjustment, not in the ball.
> > > >FWIW, the car has had a VERY loud buzzing noise from the gear stick
> > > >for as long as I can remember - it goes away if I rest my hand on
> > > >the gear knob.
> > >
> > I have had a number P6's over the years all with over 100,000 miles on the
> > clock and all but 1 with the original  gear lever in them.
> > You mention loud buzzing in the gear lever.This may be the cause of the
> > rapid decay.
> >        Only one of my manual cars has buzzed.This is one of the current
> > we own.
> > The buzzing was due to drive shaft ballance & cross problems. So far I
> > replaced half shaft crosses with a slight improvement ,and the drive shaft
> > has had both crosses replaced ,a much bigger improvement .Unfortunately
> > expert company who did the job ballanced the drive shaft with the crosses
> > aligned and while removing one of the crosses has marked the shaft where
> > aligment arrow was so though I took the workshop manual back down to them
> > correct the alignment ,I dont think it is quite correct.The vibration is
> > much less than it has ever been .Make sure that the tail shaft mount on
> > diff is also secure as this can also add to the problem.
> > Make sure that the arrows at the splined section are correctly aligned as
> > this is a big cause of vibration.In fact it can cause so much vibration
> > the handling of the car can be greatly reduced.
> > I have also heard that a few years ago there was a batch of spare crosses
> > that were defective and out of ballance.
> > Another cause of vibration in one car was the  tread on a batch of tyres
> > lifting moving sideways causing vibration thru thre drive train.this took
> > a long time to find.
> >
> >
> > Michael Pellow
> > 2x 46 10 HP
> >      49 P3 75 6 light
> >      59 P4 60
> >      62 P4 110
> >      65 3ltr Mk II auto Saloon
> >      66 3ltr MkII 4 spd Coupe
> >      72  P6B S
> >      73  P6B S
> >      82  2000 SD1 5spd
> >      84  3500 SD1 5spd
> >   2000 75 Conniseur
> >
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