Cam chain tensioners
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I changed mine at 40k KM and they looked about the same. I wondering if the manufacturers of those plastic pieces have ever looked into why they come out in little tiny chunks. Perhaps there is some effect the heat and oils have on the structure of the plastic. I'm no chemist but something is causing them to break down like that rather than just pull off in a fine powder as it wears.
randy
randy
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Those look like junk, don't even think about using. Go cyco, the way those pit are the reason for bearing failures, speaking of replace bearings too (all four). That would be the least you should do now that it open. Of course you could run them & possibly get 30,000 more but why chance it.
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Campy Roadie (11-06-2017)