Way off topic but handy for some to know... if you ever need to replace a
lost oil drain plug on a water boxer, the only thing on the car with the
proper thread is a spark plug IIRC.
Jim

On Fri, Oct 2, 2015 at 1:57 PM Dennis Jowell <dennisjowell@gmail.com> wrote:

> Dennis,
> The "tool" from NAPA -"Spark plug opening thread chaser" is marked on one
> end 18 MM other end is 14 MM. I guess this is the correct tool I've had for
> several years now. Just forgot about it. Hopefully this will work.
>
> Dennis
>
> Dennis Jowell
> Scotch Hollow Farm
> Newbury, Vermont
>
>
> > On Oct 2, 2015, at 2:44 PM, Dennis Haynes <d23haynes57@hotmail.com>
> wrote:
> >
> > The O2 sensor thread is the same as an "18mm" spark plug like in older
> > Fords. The Vanagon spark plug is a 14mm thread.
> >
> > Dennis
> >
> >
> > -----Original Message-----
> > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
> Of
> > Dennis Jowell
> > Sent: Friday, October 02, 2015 2:44 PM
> > To: vanagon@GERRY.VANAGON.COM
> > Subject: Re: How to remove O2 sensor
> >
> > Rich
> > Is the thread on the O2 sensor the same as a spark plug? Looking through
> my
> > tools I did find a spark plug thread chaser. I can't remember if I used
> it
> > for the sensor or not.
> > I think I did because I never did anything with any spark plug threads
> on my
> > Westy. Can you confirm that the threads are the same?
> >
> > Dennis
> >
> >
> > Dennis Jowell
> > Scotch Hollow Farm
> > Newbury, Vermont
> >
> >
> >> On Oct 2, 2015, at 10:16 AM, Richard Koller <brvkoller@gmail.com>
> wrote:
> >>
> >> Dennis,
> >> I forgot to mention that I had to restore the threads in the O2 bung
> with
> > a thread chaser ( if my memory holds, I used a spark plug thread chaser )
> > after removing the sensor. I've done this a couple times and it has
> worked
> > out each time and I was able to reuse the O2 sensor with no problem.
> >> Rick
> >>
> >>> On Fri, Oct 2, 2015 at 9:43 AM, Richard Koller <brvkoller@gmail.com>
> > wrote:
> >>> Dennis,
> >>> I had this same problem and I heated the cat at the junction where the
> O2
> > sensor screws in with MAPP gas. Then quickly slipped my 22mm box end over
> > the disconnected sensor wires and was able to break it free. It would be
> > better as others have said to use the dedicated O2 sensor socket. Heat
> was
> > essential however in my case.
> >>> Good luck.
> >>> Rick Koller
> >>>
> >>>> On Thu, Oct 1, 2015 at 12:37 PM, Dennis Jowell <
> dennisjowell@gmail.com>
> > wrote:
> >>>> I just started to replace my O2 sensor on my 2.2 wbx. No,luck using my
> > wrenches . Everything is rusted together. The catalytic converter is only
> > about a year old. Is there a better way to remove the sensor? Should I
> use
> > my touch to heat the sensor ? Any ideas would be great. I might get to
> > Quebec yet just have to get this done.
> >>>>
> >>>> Regards,
> >>>> Dennis
> >>>>
> >>>> Dennis Jowell
> >>>> Scotch Hollow Farm
> >>>> Newbury, Vermont
> >>
>