Re: [CR] Campagnolo Crank Crack -- Should I be worried?

(Example: Framebuilding:Tubing)

Date: Mon, 19 Jan 2009 20:56:25 +0100
From: "M-gineering" <info@m-gineering.nl>
Cc: <classicrendezvous@bikelist.org>
References: <278096.21131.qm@web53303.mail.re2.yahoo.com>
In-Reply-To: <278096.21131.qm@web53303.mail.re2.yahoo.com>
Subject: Re: [CR] Campagnolo Crank Crack -- Should I be worried?


Kirke Campbell wrote:
> I just bought a (non-CR timeline) Debernardi track bike off craigslist. Got a great deal on it. Gold/Black paint scheme looks like its from the 90s. Came with a mix-up of parts...Stronglight headset, Suntour Sprint track hubs on Fiamme tubulars, and the cranks were mismatched, drive side old (on topic!) Campy Pista and the left side Strada.
>
> I took the bike apart for cleaning and noticed that on the drive side crank arm there are two tiny cracks about 2mm long at the base of two the spider arms. I have heard that Campagnolo cranks are notorious for this problem but have never seen it in person until now.
>
> Should I be worried about the structural integrity of this crank arm? Is there anything I can do to stop the cracks from spreading?
>
> Thanks!
> Kirke Campbell
> Houston, Tx
>
>

get a small file (a chainsaw file is ideal) and file them out. Should be ok after that Check the pedal eyes and corners of the axle taper though

-- mvg

Marten Gerritsen
Kiel Windeweer
Netherlands