Quote Originally Posted by John Ibele View Post
I marked it, removed it and had the O2 bung welded in the narrow portion of the side pipe after the collector. Nice job by the guy, protected the pipe, cleaned up the weld so it looks nice, fair charge. I thought about depinning the O2 connector, feeding the wires through a neat grommet ... then decided I was building a car, not a piece of art. Plus, the body has to come off; this is the only way I could figure to not hand the paint & body guy a pain in the neck. Other ways to solve this I'm sure, but this worked for me.


Untitled by John Ibele, on Flickr
It's usually recommended to install the O2 sensor at least 10 degrees above horizontal (wire side up, sensor tip down) to prevent moisture from collecting in the sensor.