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Porsche Brakes - minimum pad thickness

Posted: Mon Mar 17, 2003 4:45 pm
by Dippy
After reading Joshie's last post this one might seem a bit penny-pinching, but since I'm still unemployed I need to keep my expenditure to a minimum.

So the question is - what is the minimum pad thickness for the Porsche brakes. Like Joshie I have the 993 biturbo brakes, but I assume the spec is probably similar for all Porsche brakes.

I have done a web search and have found 2mm stated on a few sites, but I'd appreciate a more solid answer (anyone have a Porsche maintenance manual?) if possible.

Cheers,
Dave

Re: Porsche Brakes - minimum pad thickness

Posted: Mon Mar 17, 2003 6:06 pm
by Prawn
No idea,
but I have just taken a set out with about 5mm left on them (greenstuff), if you want them there yours mate.

Re: Porsche Brakes - minimum pad thickness

Posted: Thu Mar 20, 2003 7:53 pm
by Joshie
Just got a new set today - the maximum thicknes is 1cm so you can work out how long yours have lasted and plan accordingly Dave.

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 10:42 am
by Dippy
No idea,
but I have just taken a set out with about 5mm left on them (greenstuff), if you want them there yours mate.

Thanks for the offer but AFAIK you should never put used pads onto a different car. Not sure why - maybe someone else does.

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 10:45 am
by Dippy
Thanks Ian. I've done 8,000 miles to take them down by 2-3mm, so that suggests:
1) I drive like a granny :-(
2) I've got lots of miles left on them :-)

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 12:26 pm
by Bushy
Dave - drive like a granny, probably

You need a few days drivinf Bushy style mate [img]images/graemlins/thumb.gif[/img]

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 1:04 pm
by Prawn
No Probs Mate,
Usually it is not recommended as the pads waers to the shape of the disc.
to be honest IMHO the fact that we use drilled discs will 'shave' the pads into shave pretty quick.

And yes you must drive like a granny [img]images/graemlins/thumbs.gif[/img] [img]images/graemlins/roflmao.gif[/img]

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 2:19 pm
by Joshie
Thanks Ian. I've done 8,000 miles to take them down by 2-3mm, so that suggests:
1) I drive like a granny :-(
2) I've got lots of miles left on them :-)

Don't think its your driving Dave - I belt around roundabout city with all that braking and I think I have about 4 mm left after about 6000 miles. I just think that the pads wear really well but I don't want any problems at CC hence the £75 investment in a new set [img]images/graemlins/smile.gif[/img]

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 2:39 pm
by Prawn
Only Kidding Dave [img]images/graemlins/bigwave.gif[/img]

I,ve checkied with my collegue who runs a Porsche 996, advice to him was 2mm was the limit for everday driving.
Personally I would change earlier as you will not get many stops before the pad material gets very hot due to there being less material to dissapate the heat.

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 4:51 pm
by Dippy
Indeed I will change before 2mm, I just needed to know roughly how long before I have to change them.

As soon as I'm back in work (fingers crossed as I have a few interviews coming up), I'm going to treat my car to a full service and a new set of boots!

Bushy - even if I drive flat-out, I'll still be driving like a granny compared to you! [img]images/graemlins/notworthy.gif[/img]

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 5:42 pm
by Prawn
Good Luck with the interviews Dave

Re: Porsche Brakes - minimum pad thickness

Posted: Fri Mar 21, 2003 11:52 pm
by Dippy
Thanks - I need it!