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New Clutch Smells


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#1 cian

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Posted 09 June 2014 - 01:15 PM

Just got my rebuilt mini engine sorted after a few issues and had in rolling  roaded so she is going sweet but one thing I noticed is that if you really drive ithard through the gears or slip the clutch in first the clutch stinks its a brand new ap bonded clutch and a brand new med lightened steel flywheel the clutch throw out is set as per the Haynes anyone any ideas or is this normal 



#2 cal844

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Posted 09 June 2014 - 01:19 PM

How much are you slipping the clutch? Also, what system, verto/pre verto?

#3 cian

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Posted 09 June 2014 - 02:34 PM

Verto system I would slip it a good bit to feed the power in first but when changing gear at higher revs it seems to smell too



#4 cal844

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Posted 09 June 2014 - 02:36 PM

If you are slipping it, it will smell quickly!

#5 cian

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Posted 09 June 2014 - 03:21 PM

My standard set up never did it 



#6 Dusky

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Posted 09 June 2014 - 05:30 PM

If I recalll right the clutch plate / friction plate will need bedding in. Did you do this?



#7 cal844

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Posted 09 June 2014 - 06:01 PM

If I recalll right the clutch plate / friction plate will need bedding in. Did you do this?


We bed ours in by starting the car and doing lots of gear changes, with the shafts out of course(so the engine was only turning the gearbox and pot joints

#8 cian

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Posted 09 June 2014 - 06:02 PM

Never heard of bedding in a clutch how is this done?



#9 cal844

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Posted 09 June 2014 - 06:18 PM

to be honest at work we dont usually bed it in, just dont do fast starts for a bit

#10 cian

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Posted 09 June 2014 - 06:29 PM

The clutch works perfect just smells the odd time 



#11 cal844

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Posted 09 June 2014 - 09:09 PM

Ours do it! My 1275 does as it wheelspins all the time in the wet

#12 KernowCooper

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Posted 09 June 2014 - 09:31 PM

When you drive it hard through the gears it should lock up and not be smelling then which indicates slip? if you drive it up a hill in 4th gear and just put a small amount of pressure on the pedal does the engine revs rise?



#13 Captain Mainwaring

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Posted 10 June 2014 - 09:36 AM

 

If I recalll right the clutch plate / friction plate will need bedding in. Did you do this?


We bed ours in by starting the car and doing lots of gear changes, with the shafts out of course(so the engine was only turning the gearbox and pot joints

 

 

 

Not sure it would do anything - clutches are miles different from brakes where it's necessary to actually get a transfer take place which needs lots of heat/ If you got a clutch as hot as a brake set up.....oooooooohhhhh



#14 cal844

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Posted 10 June 2014 - 09:38 AM

Good point capt' ;)

#15 Dusky

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Posted 10 June 2014 - 09:43 AM

 

 

If I recalll right the clutch plate / friction plate will need bedding in. Did you do this?


We bed ours in by starting the car and doing lots of gear changes, with the shafts out of course(so the engine was only turning the gearbox and pot joints

 

 

 

Not sure it would do anything - clutches are miles different from brakes where it's necessary to actually get a transfer take place which needs lots of heat/ If you got a clutch as hot as a brake set up.....oooooooohhhhh

 

Yeah I know, but I was advised to do it when rebuilding my engine :P So just driven easy on the clutch the first 100 miles :P

We never did it on our race engines, but then again : they get rebuilded all the time :P


Edited by Dusky, 10 June 2014 - 09:44 AM.





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