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Resurface DMF

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Old 01-16-2004, 11:02 AM
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BruceWard
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Default Resurface DMF

Well my flywheel was at a local shop to be resurfaced today. The guys there decided that it cannot be resurfaced. They say its in pretty good shape but they spoke to a local european car mechanic who said that it cannot be resurfaced and is designed to be replaced.

I have heard of other 968 owners having thier flywheels resurfaced, is there any documentation on how to have it done?

Does anyone know of a shop I can send it to?
Old 01-16-2004, 12:49 PM
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RajDatta
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Bruce, I would go ahead and use it as is. If they think its not a good idea, it probably isn't. I think the heat generated from cutting it will destroy the functionality and you will have a failing DMF if you do that.
I see a few choices, find a used one that is perfect, re using your old one or buying new one.
Regards.
Old 01-16-2004, 12:59 PM
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BruceWard
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Raj, do you happen to have a perfect used one?
Old 01-16-2004, 01:20 PM
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dynatech
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Just my two cents,
looking at your photos i (personally) would re-use the old one just remove the glaze off the surface by using some emery tape and put the clutch back together, spend your money on something else.
Old 01-16-2004, 09:21 PM
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sayporsha
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just remove the glaze off the surface by using some emery tape
I recently did this on some brake rotors using an emery cloth flap wheel chucked up in a 3/8" drill. Saved me a lot of effort and was able to produce a nice cross-hatch pattern.
Old 01-19-2004, 04:10 PM
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Phil Harrison
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Is it a dual mass flywheel or solid?

I don't think DMFs can be resurfaced...
Old 01-19-2004, 04:50 PM
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BruceWard
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Phil, it is a DMF. Most places cannot resurface a DMF and I am unable to confirm that anyone has ever had it done. But David at http://www.specclutch.com said that he could do it for customers who are buying clutch kits. He makes flywheels so I tend to trust him that it can be done.
Old 01-19-2004, 07:14 PM
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daytrader968
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My DMF was supposedly surfaced when I had an independent porsche shop do the clutch. (it says on the receipt that this was done.) They didn't seem to have any problem... seemed perfectly routine. This was about 20,000 miles ago. I hadn't given it a second thought until this came up.



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