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Rear calipers

Posted: Mon May 01, 2017 4:50 pm
by hot66
Rear calipers on a 1973 2.4S .... I knew all this info and it's in my head somewhere ... but just to confirm , they're the same as the sc's aren't they ? Same as 3.2?

Re: Rear calipers

Posted: Mon May 01, 2017 5:53 pm
by DustyM
Same as those fitted to an SC but not a 3.2 which has a wider spacer to accommodate a thicker disc.

Re: Rear calipers

Posted: Mon May 01, 2017 5:57 pm
by Tony
DustyM wrote:Same as those fitted to an SC but not a 3.2 which has a wider spacer to accommodate a thicker disc.
As he said - also 3.2 had larger dia. pistons, can be rebuilt to work on the narrower discs if needed.

Tony

Rear calipers

Posted: Mon May 01, 2017 5:59 pm
by hot66
I have 3.2 calliper and discs on the front .... can't remember exactly but I think I'm stock out back. What's the disc thickness approx for 2.4 - SC ?

I have a sticking rear calliper and need to either refurb or replace asap

Re: Rear calipers

Posted: Mon May 01, 2017 6:00 pm
by hot66
This is what happens when you get old ... you forget more than you know

Re: Rear calipers

Posted: Mon May 01, 2017 6:21 pm
by KS
No, this is what happens when you don't drive your car... ;-)

Re: Rear calipers

Posted: Mon May 01, 2017 6:34 pm
by hot66
, very true

Best place to buy refurbed rear calipers ? Type 911 ? Not planning on sending a core back

Re: Rear calipers

Posted: Tue May 02, 2017 7:45 am
by hot66
Anyone used these :

https://brakeparts.co.uk/#!/shop/PORSCH ... rs/BCA1118

Budwig remanufactured calipers from brakeparts

Re: Rear calipers

Posted: Wed May 03, 2017 4:11 pm
by hot66
New refurbed calliper arrived overnight 8)

Has come with these slip in plates .... I've not seen these before. Anyone else?

I was just going to whip them out and bin them .... any reason to keep them installed ( assuming the brake pads locate ok )

Image

Image

Re: Rear calipers

Posted: Wed May 03, 2017 4:54 pm
by Nick Moss
I have never seen those before, maybe they are jigs to align the piston correctly (notice the angle)?

Re: Rear calipers

Posted: Wed May 03, 2017 5:39 pm
by davep
Yes, those are tools to align the pistons. Remove and keep them in your toolbox. There used to be stamped thin steel plates to hold the pistons in alignment that came with the stock pad kits; these may be NLA now.

Re: Rear calipers

Posted: Wed May 03, 2017 6:52 pm
by smallspeed
I've used budweg calipers on my 3-series as the larger 330d calipers were virtually impossible to find second hand and I had no cores to send back
They were cheap-as-chips, but have worked fine since fitting (10-15k) so very impressed

Rear calipers

Posted: Wed May 03, 2017 10:19 pm
by hot66
they are to align the Pistons.... I'll save them for future use :)

Impressed so far with these budweg callipers , much cheaper than the usual Porsche places and they came with a pin kit for the pads too . All fitted up and bled and so far looking good. Bleed valve needed a tighter nip than usual but that's all