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Anodised calipers

Posted: Wed Nov 13, 2013 7:25 pm
by Mike968
Just taken charge of a Gen 1 997, with which I'm very pleased.

The one thing that seems to let the side down is the finish on the brake calipers. The anodising seems to have gone very dull. When I first saw it, I thought that the calipers had been stripped down the the bare aluminium...

Should I put up with this, or is something not right...? What might the 'cure' be...? Can I apply laquer over the anodising...?

Re: Anodised calipers

Posted: Wed Nov 13, 2013 10:51 pm
by Sean Smallman
I wonder if wheel acid has killed the paint?

Re: Anodised calipers

Posted: Thu Nov 14, 2013 10:18 am
by garyw
On base models I think that was the finish... however you can buy the brake paint kits from various suppliers

Re: Anodised calipers

Posted: Thu Nov 14, 2013 9:18 pm
by Mike968
garyw wrote:On base models I think that was the finish...
It's meant to be like that?! :!:

Re: Anodised calipers

Posted: Fri Nov 15, 2013 9:53 am
by kingroon
Mike968 wrote:The one thing that seems to let the side down is the finish on the brake calipers. The anodising seems to have gone very dull. When I first saw it, I thought that the calipers had been stripped down the the bare aluminium...
Could you post a photo? I'd be interested to see the finish..

Re: Anodised calipers

Posted: Fri Nov 15, 2013 11:07 am
by tr7v8
New callipers would have been cadmium plated, passivated or painted. I'd expect in period they'd have been cadmium plated.

Re: Anodised calipers

Posted: Sun Nov 17, 2013 11:05 am
by Mike968
This is one of the 'better' ones...: (this is my first photo upload, so apologies if it breaches forum guidelines...)
Caliper small.jpg
Caliper small.jpg (122.12 KiB) Viewed 13455 times
I suppose it could have been silver at one time, but now it just looks dull grey (the flash makes it look a little brighter than in 'real life'...). Even the 'black' bit with the 'Porsche' lettering looks pretty dull...

I don't know if anything can be done; I'm not sure if it's a good idea to apply laquer directly over the anodised finish and I certainly don't want to have to remove the anodising... :|

Re: Anodised calipers

Posted: Sun Nov 17, 2013 12:45 pm
by Lee 944
You could try lacquer, look at www.frost.co.uk to see if they have anything? Personally I'd take them off and paint them black or red before a lacquer coat. Roy on here sells the new logos for the caliper if you do paint them.

Re: Anodised calipers

Posted: Sun Nov 17, 2013 7:39 pm
by Mike968
That's what I'd like to do, Lee, but I don't think the paint would 'take' well on the anodised surface (it's sapphire... :shock: )

I think I'm stuck with it, unless I can find something that will clean up the anodising...

Re: Anodised calipers

Posted: Sun Nov 17, 2013 8:01 pm
by Paul Mabley
That's the standard finish in afraid, that's one of the reasons I had mine painted

Before

Image

After

Image

Image

Re: Anodised calipers

Posted: Sun Nov 17, 2013 9:43 pm
by RichardKS
Thought yellow indicated PCCB?

Re: Anodised calipers

Posted: Sun Nov 17, 2013 9:58 pm
by Paul Mabley
It does, I had them painted that colour as I liked it rather than because I had pccb. Thought long and hard and changed my mind a few times.

Didn't think silver would suit with white car and get wheels, had red on the 997 and boxster and black on the 996 so went yellow this time.

Very pleased with how they look and the quality of the work.

Re: Anodised calipers

Posted: Sun Nov 17, 2013 10:10 pm
by RichardKS
Quality of finish looks spot on.

Re: Anodised calipers

Posted: Mon Nov 18, 2013 9:17 am
by kingroon
Paul Mabley wrote:..that's one of the reasons I had mine painted
They look great! 8) My Calipers are an anodised gold.. And they do look a bit aged..

Re: Anodised calipers

Posted: Tue Nov 19, 2013 6:34 pm
by Mike968
Paul Mabley wrote:That's the standard finish in afraid, that's one of the reasons I had mine painted
And they look great, Paul!

Do you know if they removed the anodising first or managed to paint over it?

I'm loathe to remove the anodising, because it is the best barrier against corrosion (I don't want to have to go through what I did on my 968 again...), but it just looks naff when it isn't brand new...