Metric taps and dies-O2 sensor fun

[Theron J. Bliss]

I just used a box wrench.  Worked great, lot's of leverage.  (on my V8)

GEORGE MILLS wrote:

> I used to have a "spark plug chaser" until I lent it out to a person
> who I now realize was not too trustworthy. So I made my own that I
> don't mind lending out 'cause it's cheap :) Just take an old sparker
> and file a "V" vertical to the threads. Lube with your choice, thread
> it in. Hey, verks purty goot. YMMV
>
> Cheers
>
> Geo