Les Shiaman wrote:
>
> My current o2 sensor has been on for 80,000 miles so i am trying to
> replace it.  Yesterday I put liquid wrench on it and wd-40.  It turned
> about 1/10 and won't go past that point.  There is play, I can move
> tighten and loosen it within that 1/10 turn, but how to get it past that
> point?  I've been using a crescent wrench, but now I think I'll go get a
> fixed-size wrench.  Someone suggested heating up the area with a small
> torch.  There seems to be some promise since there is a little play.
>
> Thanks,
>
> Les

I have the right wrench, but mine won't move at all.

Larry A.
Historic, walkable, Chicago, Illinois