> Go to your local auto supply house and get an O2 sensor
> removal socket. They're about $13 and are a six-sided
> hex socket with one side removed.
If a socket has an external hex at the back end, then instead
of using the 3/8" rachet, a large box wrench can hold the socket/nut
> Get a 7mm (long) hex
> key for another $10 or so (odd size) and you've got all
> the tools you need.
A long 7mm hex would be needed here also.
> The O2 removal socket will be SAE
> (3/4"), but it's equivalent to the 22mm that you really
Hmmm. I used a 7/8" spark plug socket (for my VW GTI strut top), I think it
was 22mm also. Is there really enough slack on those O2 sensor sockets to
make it fit (3/4" kinda = 19 mm)?