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Kinda urgent gearbox question...

Technical help for Series one, two and three Lambrettas. Models include the Li, Li Special, TV, SX, GP, Serveta and API/SIL models

Kinda urgent gearbox question...

Postby bolzenanker » Fri Jul 11, 2014 9:02 pm

Hi

Replacing my gearbox after a little issue and found the new one although sold to me as an Li 150 gearbox has a cluster without the central hole for my Li type pressure plate? Hoping to get this sorted by Shipston, so is it okay if I can get an engineers to drill the cluster to suit the pin, or is that a daft idea? I could convert to GP style but that means new chaincase cover etc I think. Or has anyone got an Li 150 cluster they could let me have. Any ideas?

Thanks

W
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Re: Kinda urgent gearbox question...

Postby bsso78 » Fri Jul 11, 2014 9:40 pm

Cut the guide rod off the back of the pressure plate. Before that double check what the gearbox is though.
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Re: Kinda urgent gearbox question...

Postby rossclark » Fri Jul 11, 2014 9:57 pm

Late Li are like that just cut the pin off the back of the clutch flange.

You'd have a hard job drilling the cluster I think seem to think I read somewhere they're very hard
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Re: Kinda urgent gearbox question...

Postby CHRIS in MARGATE » Fri Jul 11, 2014 10:00 pm

Cut it. It wont be a problem. You'll never drill it.
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Re: Kinda urgent gearbox question...

Postby al pushpak » Sat Jul 12, 2014 7:32 am

Hi , just a word of caution if you do cut the spindle off ,it can cause the clutch to " drag or ride " because the spindle helps centralise the clutch bell when using the clutch hope this helps. al ;)
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Re: Kinda urgent gearbox question...

Postby bolzenanker » Sat Jul 12, 2014 9:37 am

Thanks gentlemen, I knew you'd have the answer. I'll check the gearbox first and then cut the pin.

See you at Shipston.

W
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Re: Kinda urgent gearbox question...

Postby Adam_Winstone » Sat Jul 12, 2014 9:41 am

^... true but none of the later pre-GP ones had the spindle and they coped perfectly well. I agree that the early spindle type is better, as is the GP type, but the spindle-less LI type are fine and wil happily allow thousands of trouble-free miles before causing slightly increased wear rates.

If you don't want to cut the spindle off then get yourself a pressure plate that doesn't have one as standard (still plenty of these around and probably available new from many dealers).

Adam
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Re: Kinda urgent gearbox question...

Postby bolzenanker » Tue Jul 29, 2014 1:14 pm

Just to round this one off, firstly thanks so much for your input gentlemen, invaluable as always. I tried removing the pin/spigot but sadly it seems to be made out of Kryptonite and my efforts trying to cut it off were to no avail. Anyway, at Adam's suggestion I found I could get one easily (although a bit shabby) from one of my usual dealers without the pin and bar a little clutch plate shuffling to get the slip/drag connundrum solved it all works fine, A little stiff, which I put down to the new SIL sliding dog, but functions well enough for me.

Thanks again

Warren
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Re: Kinda urgent gearbox question...

Postby Nobby » Tue Jul 29, 2014 1:59 pm

^ aye it's hardened you can't hacksaw it, needs an angle grider !
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Re: Kinda urgent gearbox question...

Postby Storkfoot » Tue Jul 29, 2014 10:46 pm

bolzenanker wrote:... A little stiff, which I put down to the new SIL sliding dog, but functions well enough for me.



I have recent experience of a SIL sliding dog bought from a reputable dealer. My gear change was stiff. I tried to convince myself that it would be OK. It wasn't. I replaced it with a good quality Italian sliding dog and it then became a pleasure to ride again.

IMO, don't suffer a stiff and notchy gearchange ;)
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Re: Kinda urgent gearbox question...

Postby bolzenanker » Wed Jul 30, 2014 4:01 pm

Storkfoot wrote:
bolzenanker wrote:... A little stiff, which I put down to the new SIL sliding dog, but functions well enough for me.



I have recent experience of a SIL sliding dog bought from a reputable dealer. My gear change was stiff. I tried to convince myself that it would be OK. It wasn't. I replaced it with a good quality Italian sliding dog and it then became a pleasure to ride again.

IMO, don't suffer a stiff and notchy gearchange ;)



I've put one on my wishlist, for next time I go delving in the geabox area, thanks again.
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