<VV> Spark Plug Hole

[Dave Ziegler]

Time-Sert makes a larger insert for just this reason, It's also the  
best repair short of welding the hole shut and re tapping.

Dave.,. .
On Mar 29, 2010, at 11:58 AM, HallGrenn at aol.com wrote:

>
> In a message dated 3/29/2010 9:02:35 AM Eastern Daylight Time,
> bmoneill at juno.com writes:
>
> I've got  a stripped spark plug hole that has so much metal  
> removed, the
> special  Heli-Coil tap just slides in without making any thread for  
> the coil.
>  Anyone know of an alternative to having the hole welded up and re- 
> drilled
> and  tapped?  Thanks in advance.
>
>
>
> Have you tried the K-D thread inserts?  It's been awhile since I  
> used  one,
> but I remember it being a bit larger that the Helicoil because the  
> thread
> insert is larger than the steel Helicoil spring threads.  I used  
> the K-D
> inserts as "temporary" fixes until I could Helicoil them, but I've  
> never had
> to  replace them.
>
> Bob Hall
> Group Corvair
> Corvanatics
> CORSA
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