[SEL] Head bolt is out

cgandree at mchsi.com cgandree at mchsi.com
Wed Oct 3 03:42:25 PDT 2007


Yes Rob I do have a set of left handed bits but the car engine was at a 
friends shop and when I went to look for them the other day couldn't locate 
them (need to really inventory and clean my shop this winter) in time to help 
with the drilling process........ Thanks for the info.
Curt


----------------------  Original Message:  ---------------------
From:    Rob Skinner <rskinner at rustyiron.com>
To:      The SEL email discussion list <sel at lists.stationary-engine.com>
Cc:      Old eng list <stationary-engine at oldengine.org>
Subject: Re: [SEL] Head bolt is out
Date:    Wed, 3 Oct 2007 04:30:17 +0000

> 
> On Oct 2, 2007, at 3:02 AM, cgandree at mchsi.com wrote:
> 
> > After all the really great suggestions of how to remove my stuck  
> > head bolt I
> > went with the weld the nut onto the remaining broken  
> > stud...........well it
> > did NOT work.  You would of thought it would of worked at least in  
> > theory I
> > did too but no go, just proceeded in breaking off more of what was  
> > left of the
> > broken stud.  Soooo I ended up grinding the stud smooth to surface and
> > drilling the damn thing out.  Got lucky and it was cleaned out  
> > right to the
> > remaing threads in the block.  Ended up carefully picking the  
> > remainder out
> > and retapped the hole.  The only thing I could figure was that  
> > after 55 years
> > of that frozen bolt being partially submerged in the water coolent  
> > jacket it
> > had developed so much rust and debrie on the lower half of the  
> > threaded bolt
> > there was no way in hell it was going to come out even with excess  
> > heat from
> > the welding process.
> > Now for final cleanup and the engine is ready for all the new  
> > gaskets, both
> > head and manifold and it will be back on the road again.
> > A very big THANK YOU to all that helped.
> > Curt
> 
> 
> Hi Curt,
> Another weapon in your arsenal should be left hand drill bits. Buy a  
> selection now so they'll be on hand the next time you're drilling out  
> a screw.
> 
> Rob
> 
> 
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