George Macdonald <fammacd=!SPAM^nothanks@tellurian.com> wrote in message news:<sjqgovgsmk0bos2nqt4h3smp2ke0rq6g9t@4ax.com>. ..
> >
> Though it is clearly shown in the service manual I got a surprise recently
> when I went to take of a rattling top heatshield on my '99 Integra. The
> secondary O2 sensor goes through a hole in the heatshield and I ended up
> cutting the heatshield with a Dremel cutting disk to get it off. What a
> PITA.
>
> Now I'm wondering how to go about putting a new top heatshield in - there
> seem to be two options: 1) remove the O2 sensor, install heatshield and
> reinstall O2 sensor; 2) wait till the B-pipe needs replaced so the cat can
> be dropped far enough to get the clearance to install the new heatshield
> over the sensor, which also involves pulling the wire from inside the car
> of course... which I've found is relatively easy.
>
> Given that O2 sensor removal poses certain potential difficulties/pitfalls,
> I'm wondering what others have done here. Either way, it seems like quite
> a rigmarole compared with older models... which could be avoided if Honda
> would make heatshields with just a bit more corrosion resistance.
>
> Rgds, George Macdonald
>
> "Just because they're paranoid doesn't mean you're not psychotic" - Who, me??

why not just undo the exhaust hangers, and the 2 spring bolts from the
exhaust manifold, that should give you enough clearance to get the
heat sheild in.