Re: Stripped crank arms = replace Tiagra cranks with 105 or Ultegra, new BB needed?

russellseaton1@xxxxxxxxx wrote: 
Leo Lichtman wrote:

"damyth" wrote:  (clip)  Go to a good bike shop and ask them to put a
'helicoil' in the pedal eye.  If you're mechanically inclined, and have the
right tools, you can perform this procedure yourself.  If done properly the
crank will be better than new. (clip)
^^^^^^^^^^^^^^^^^
All true.  A Helicoil is tougher and more durable than any aluminum thread.



How can the Helicoil be better than or more durable than the original
crank threading?  Doesn't the Helicoil thread into the aluminum crank
itself?  Therefore, at best, at best, it can only be as durable as the
original, not better than new or more durable.

larger diameter, and no steel moving over aluminium during installation

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Marten Gerritsen

INFOapestaartjeM-GINEERINGpuntNL
www.m-gineering.nl
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