[Shop-talk] Spark Plug Cleaner

[Bob Spidell]

Have heard--no hard data--that blasting damages the polished coating on 
the ceramic insulator (that's what blasting is for, after all).  I 
think, given how relatively inexpensive plugs are that it's not worth 
the risk.

Bob


On 10/20/2018 9:57 AM, Al Fuller wrote:
>
> Anybody still using spark plug cleaners – such as the small air 
> powered sand blasters of old?
>
> I’m looking at plugs for several cars, snow blower, etc. – and 
> wondering whether the cleaning is known to damage the plugs.  I don’t 
> recall that being an issue when I used them years ago, nut I do 
> confess that the newer plugs seem to be made of more exotic materials.
>
> Thoughts?
>
> Al Fuller
>
> '65 BJ-8
>
> '85 Rx-7
>
>

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