I ordered some 16ga. shielded wire from Aircraft Spruce.  It's good to 150c
for temperature and was $.96/ft.   That vendor is pretty amazing in the
diversity of products they carry.  I  have ordered from them before and
their merchandise it good quality also.  They are not paying me to say this.

On Sat, Sep 20, 2014 at 6:23 AM, Dennis Haynes <d23haynes57@hotmail.com>
wrote:

> Probably not a good choice for an engine compartment. Not designed for the
> heat or any contamination. The inner insulation will quickly fail.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
> Of Neil N
> Sent: Friday, September 19, 2014 4:27 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Wire gauge for the shielded wire for the O2 signal?
>
> Mobile CB coaxial wire?  Image:
>
> http://upload.wikimedia.org/wikipedia/commons/thumb/7/73/RG-59.jpg/400px-RG-59.jpg
>
> Does the shield on your current O2 wire connect to your ECU? If so, and if
> you replace the entire wire, connecting that shield to the ECU pin might
> pose a small challenge.
>
> The O2 "signal" current must be incredibly small. Wire gauge of coaxial
> wire is small but should handle it.
>
> My only thought is heat-vibration possibly affecting the coax wire.
> The centre lead isn't stranded. Might fail soon at point it connects to O2
> connector?
>
> Route thoughtfully?
>
> On 9/19/14, Don Hanson <dhanson928@gmail.com> wrote:
>
>
> > .so I am wanting to replace the whole wire, all the way from the O2
> > sensor to the ECU..
> >
> > Second question:  Where might I source wire like that
>
>
> --
> Neil n
>
> Blog: tubaneil.blogspot.ca
>
> '88 Westy http://tinyurl.com/c8rlw6p
>
> '81 VanaJetta 2.0 "Jaco"  http://tubaneil.googlepages.com/
>
> Vanagon VAG *Gas* inline-VR Engine Swap Group:
>
> http://tinyurl.com/d7gd5ej
>