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325i gearbox...

Posted: Fri Aug 20, 2010 7:20 am
by sunnyr83
Anyone know the syptoms of a warn out gearbox? When the car is in idle there is a knocking/rattling sound but when i press the clucth halfway down it goes... Think i have read on here that its a gearbox problem..is it a replace only or something smaller job. Thanks..

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 8:15 am
by octanejunkie
That'll be wear in the layshaft. Its a common symptom on E30's. It could well go on like this for ages.

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 8:18 am
by jermyns
Make that.."could go on like that for years" :P , mine certainly did before it blew a rear seal and stuffed it properly.

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 8:33 am
by bilun777
Oh bugger....sounds exactly like my 325 cabby engine.Will a nice refill of new gearbox oil help? :?

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 9:06 am
by sunnyr83
Thanks for the replies guys....

I had it on my old 4 pot and that was for 3 years but i didnt know what it was so left it. Whats the solution then? Want to sort it out as its annoying me now.

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 9:07 am
by town325i
The solution is a know good gearbox to fit onto the car

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 9:10 am
by Morat
or turn your music up :)

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 9:10 am
by sunnyr83
I could possibly have a 320i gearbox, any good??? big job or straight foward out with the old in with new??

Re: 325i gearbox...

Posted: Fri Aug 20, 2010 9:45 pm
by pony
on my car the layshaft is rattling around..a new gearbox is 2200 + VAT

Posted: Fri Aug 20, 2010 9:50 pm
by StuBeeDoo
Has anyone bothered getting their noisy input shaft bearing replaced?

Is it worth doing, if you can source a known-to-be quiet secondhand 'box?? I'm sure I read somewhere that E30 Getrag 'boxes have been known to be noisy from new.

Re:

Posted: Fri Aug 20, 2010 9:53 pm
by e301988325i
I got quoted £500 to rebuild a 325 cr sport box. . .

Posted: Fri Aug 20, 2010 9:58 pm
by StuBeeDoo
e301988325i wrote:I got quoted £500 to rebuild a 325 cr sport box
Once my 'box runs-up the white flag, I'll be replacing it with a c/r 'box. But what I'll probably do is;-
1) Make sure I can test it before I buy it
2) If there's any doubt about the input shaft bearing, get my local transmission specialist to replace it for me.

Re:

Posted: Sat Aug 21, 2010 8:42 am
by e301988325i
I can reassure you it's a worthwhile upgrade