[V8] Broken Wheel Bolts

Ingo Rautenberg irautenberg at comcast.net
Thu Jan 27 19:43:57 EST 2005

Two of them?  Sheesh, Kneale.  I dunno.  I'd definitely try drilling into
them and then use an extractor as you have proposed.

Good luck.


----- Original Message ----- 
From: "Kneale Brownson" <knotnook at traverse.com>
To: <200q20v at audifans.com>; <quattro at audifans.com>; <v8 at audifans.com>
Sent: Thursday, January 27, 2005 6:50 PM
Subject: [V8] Broken Wheel Bolts

> Anybody faced this before:
> http://www.pbase.com/kneale_brownson/image/39122017  Those holes you can't
> see through have broken-off ends of wheel bolts in them.   The broken
> are at    http://www.pbase.com/kneale_brownson/image/39121870
> I was wondering why I was hearing a strange noise.
> The Bolts were tightened by hand and torqued with a torque wrench, a
> process I've done many, many times.   I checked bolt tightness again after
> about 100 miles of driving.   Nothing was loose.
> Any guesses as to why the bolts broke?
> Any suggestions for removing the broken off stuff?  Since taking the pix I
> have bathed them in Kroil.  I have a set of those reverse drill bits with
> extractors.  Do I need to be accurate in centering one of the bits?  The
> exposed surfaces are uneven.  Should I use the largest size I have?
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